1639231698

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{72719}}^1$

素因数の和:72771

約数の個数: 48

約数和(自身を含む): 3750606720

約数和(自身を除く): 2111375022

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 289, 442, 578, 663, 867, 1326, 1734, 3757, 7514, 11271, 22542, 72719, 145438, 218157, 436314, 945347, 1236223, 1890694, 2472446, 2836041, 3708669, 5672082, 7417338, 16070899, 21015791, 32141798, 42031582, 48212697, 63047373, 96425394, 126094746, 273205283, 546410566, 819615849, 1639231698]

約数ペア:

[(1, 1639231698), (2, 819615849), (3, 546410566), (6, 273205283), (13, 126094746), (17, 96425394), (26, 63047373), (34, 48212697), (39, 42031582), (51, 32141798), (78, 21015791), (102, 16070899), (221, 7417338), (289, 5672082), (442, 3708669), (578, 2836041), (663, 2472446), (867, 1890694), (1326, 1236223), (1734, 945347), (3757, 436314), (7514, 218157), (11271, 145438), (22542, 72719)]