16311672

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 128

約数和(自身を含む): 50433600

約数和(自身を除く): 34121928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 37, 39, 52, 54, 72, 74, 78, 104, 108, 111, 117, 148, 156, 157, 216, 222, 234, 296, 312, 314, 333, 351, 444, 468, 471, 481, 628, 666, 702, 888, 936, 942, 962, 999, 1256, 1332, 1404, 1413, 1443, 1884, 1924, 1998, 2041, 2664, 2808, 2826, 2886, 3768, 3848, 3996, 4082, 4239, 4329, 5652, 5772, 5809, 6123, 7992, 8164, 8478, 8658, 11304, 11544, 11618, 12246, 12987, 16328, 16956, 17316, 17427, 18369, 23236, 24492, 25974, 33912, 34632, 34854, 36738, 46472, 48984, 51948, 52281, 55107, 69708, 73476, 75517, 103896, 104562, 110214, 139416, 146952, 151034, 156843, 209124, 220428, 226551, 302068, 313686, 418248, 440856, 453102, 604136, 627372, 679653, 906204, 1254744, 1359306, 1812408, 2038959, 2718612, 4077918, 5437224, 8155836, 16311672]

約数ペア:

[(1, 16311672), (2, 8155836), (3, 5437224), (4, 4077918), (6, 2718612), (8, 2038959), (9, 1812408), (12, 1359306), (13, 1254744), (18, 906204), (24, 679653), (26, 627372), (27, 604136), (36, 453102), (37, 440856), (39, 418248), (52, 313686), (54, 302068), (72, 226551), (74, 220428), (78, 209124), (104, 156843), (108, 151034), (111, 146952), (117, 139416), (148, 110214), (156, 104562), (157, 103896), (216, 75517), (222, 73476), (234, 69708), (296, 55107), (312, 52281), (314, 51948), (333, 48984), (351, 46472), (444, 36738), (468, 34854), (471, 34632), (481, 33912), (628, 25974), (666, 24492), (702, 23236), (888, 18369), (936, 17427), (942, 17316), (962, 16956), (999, 16328), (1256, 12987), (1332, 12246), (1404, 11618), (1413, 11544), (1443, 11304), (1884, 8658), (1924, 8478), (1998, 8164), (2041, 7992), (2664, 6123), (2808, 5809), (2826, 5772), (2886, 5652), (3768, 4329), (3848, 4239), (3996, 4082)]