71289414

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{617}}^1$

素因数の和:770

約数の個数: 72

約数和(自身を含む): 181343448

約数和(自身を除く): 110054034

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 131, 147, 262, 294, 393, 441, 617, 786, 882, 917, 1179, 1234, 1834, 1851, 2358, 2751, 3702, 4319, 5502, 5553, 6419, 8253, 8638, 11106, 12838, 12957, 16506, 19257, 25914, 30233, 38514, 38871, 57771, 60466, 77742, 80827, 90699, 115542, 161654, 181398, 242481, 272097, 484962, 544194, 565789, 727443, 1131578, 1454886, 1697367, 3394734, 3960523, 5092101, 7921046, 10184202, 11881569, 23763138, 35644707, 71289414]

約数ペア:

[(1, 71289414), (2, 35644707), (3, 23763138), (6, 11881569), (7, 10184202), (9, 7921046), (14, 5092101), (18, 3960523), (21, 3394734), (42, 1697367), (49, 1454886), (63, 1131578), (98, 727443), (126, 565789), (131, 544194), (147, 484962), (262, 272097), (294, 242481), (393, 181398), (441, 161654), (617, 115542), (786, 90699), (882, 80827), (917, 77742), (1179, 60466), (1234, 57771), (1834, 38871), (1851, 38514), (2358, 30233), (2751, 25914), (3702, 19257), (4319, 16506), (5502, 12957), (5553, 12838), (6419, 11106), (8253, 8638)]