217031976

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{227}}^1\times {\mathrm{271}}^1$

素因数の和:524

約数の個数: 144

約数和(自身を含む): 689307840

約数和(自身を除く): 472275864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 227, 252, 271, 294, 392, 441, 454, 504, 542, 588, 681, 813, 882, 908, 1084, 1176, 1362, 1589, 1626, 1764, 1816, 1897, 2043, 2168, 2439, 2724, 3178, 3252, 3528, 3794, 4086, 4767, 4878, 5448, 5691, 6356, 6504, 7588, 8172, 9534, 9756, 11123, 11382, 12712, 13279, 14301, 15176, 16344, 17073, 19068, 19512, 22246, 22764, 26558, 28602, 33369, 34146, 38136, 39837, 44492, 45528, 53116, 57204, 61517, 66738, 68292, 79674, 88984, 100107, 106232, 114408, 119511, 123034, 133476, 136584, 159348, 184551, 200214, 239022, 246068, 266952, 318696, 369102, 400428, 430619, 478044, 492136, 553653, 738204, 800856, 861238, 956088, 1107306, 1291857, 1476408, 1722476, 2214612, 2583714, 3014333, 3444952, 3875571, 4429224, 5167428, 6028666, 7751142, 9042999, 10334856, 12057332, 15502284, 18085998, 24114664, 27128997, 31004568, 36171996, 54257994, 72343992, 108515988, 217031976]

約数ペア:

[(1, 217031976), (2, 108515988), (3, 72343992), (4, 54257994), (6, 36171996), (7, 31004568), (8, 27128997), (9, 24114664), (12, 18085998), (14, 15502284), (18, 12057332), (21, 10334856), (24, 9042999), (28, 7751142), (36, 6028666), (42, 5167428), (49, 4429224), (56, 3875571), (63, 3444952), (72, 3014333), (84, 2583714), (98, 2214612), (126, 1722476), (147, 1476408), (168, 1291857), (196, 1107306), (227, 956088), (252, 861238), (271, 800856), (294, 738204), (392, 553653), (441, 492136), (454, 478044), (504, 430619), (542, 400428), (588, 369102), (681, 318696), (813, 266952), (882, 246068), (908, 239022), (1084, 200214), (1176, 184551), (1362, 159348), (1589, 136584), (1626, 133476), (1764, 123034), (1816, 119511), (1897, 114408), (2043, 106232), (2168, 100107), (2439, 88984), (2724, 79674), (3178, 68292), (3252, 66738), (3528, 61517), (3794, 57204), (4086, 53116), (4767, 45528), (4878, 44492), (5448, 39837), (5691, 38136), (6356, 34146), (6504, 33369), (7588, 28602), (8172, 26558), (9534, 22764), (9756, 22246), (11123, 19512), (11382, 19068), (12712, 17073), (13279, 16344), (14301, 15176)]