28148816

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:411

約数の個数: 40

約数和(自身を含む): 56091648

約数和(自身を除く): 27942832

約数列:

[1, 2, 4, 8, 16, 61, 122, 151, 191, 244, 302, 382, 488, 604, 764, 976, 1208, 1528, 2416, 3056, 9211, 11651, 18422, 23302, 28841, 36844, 46604, 57682, 73688, 93208, 115364, 147376, 186416, 230728, 461456, 1759301, 3518602, 7037204, 14074408, 28148816]

約数ペア:

[(1, 28148816), (2, 14074408), (4, 7037204), (8, 3518602), (16, 1759301), (61, 461456), (122, 230728), (151, 186416), (191, 147376), (244, 115364), (302, 93208), (382, 73688), (488, 57682), (604, 46604), (764, 36844), (976, 28841), (1208, 23302), (1528, 18422), (2416, 11651), (3056, 9211)]