81937336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{3533}}^1$

素因数の和:3775

約数の個数: 32

約数和(自身を含む): 166239360

約数和(自身を除く): 84302024

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 223, 446, 892, 1784, 2899, 3533, 5798, 7066, 11596, 14132, 23192, 28264, 45929, 91858, 183716, 367432, 787859, 1575718, 3151436, 6302872, 10242167, 20484334, 40968668, 81937336]

約数ペア:

[(1, 81937336), (2, 40968668), (4, 20484334), (8, 10242167), (13, 6302872), (26, 3151436), (52, 1575718), (104, 787859), (223, 367432), (446, 183716), (892, 91858), (1784, 45929), (2899, 28264), (3533, 23192), (5798, 14132), (7066, 11596)]