81673185

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{2647}}^1$

素因数の和:2694

約数の個数: 48

約数和(自身を含む): 152143488

約数和(自身を除く): 70470303

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 121, 165, 187, 255, 363, 561, 605, 935, 1815, 2057, 2647, 2805, 6171, 7941, 10285, 13235, 29117, 30855, 39705, 44999, 87351, 134997, 145585, 224995, 320287, 436755, 494989, 674985, 960861, 1484967, 1601435, 2474945, 4804305, 5444879, 7424835, 16334637, 27224395, 81673185]

約数ペア:

[(1, 81673185), (3, 27224395), (5, 16334637), (11, 7424835), (15, 5444879), (17, 4804305), (33, 2474945), (51, 1601435), (55, 1484967), (85, 960861), (121, 674985), (165, 494989), (187, 436755), (255, 320287), (363, 224995), (561, 145585), (605, 134997), (935, 87351), (1815, 44999), (2057, 39705), (2647, 30855), (2805, 29117), (6171, 13235), (7941, 10285)]