28731664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2939}}^1$

素因数の和:3007

約数の個数: 40

約数和(自身を含む): 61246080

約数和(自身を除く): 32514416

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 2939, 4888, 5878, 9776, 11756, 23512, 38207, 47024, 76414, 138133, 152828, 276266, 305656, 552532, 611312, 1105064, 1795729, 2210128, 3591458, 7182916, 14365832, 28731664]

約数ペア:

[(1, 28731664), (2, 14365832), (4, 7182916), (8, 3591458), (13, 2210128), (16, 1795729), (26, 1105064), (47, 611312), (52, 552532), (94, 305656), (104, 276266), (188, 152828), (208, 138133), (376, 76414), (611, 47024), (752, 38207), (1222, 23512), (2444, 11756), (2939, 9776), (4888, 5878)]