81964398

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{1913}}^1$

素因数の和:2148

約数の個数: 32

約数和(自身を含む): 169320096

約数和(自身を除く): 87355698

約数列:

[1, 2, 3, 6, 37, 74, 111, 193, 222, 386, 579, 1158, 1913, 3826, 5739, 7141, 11478, 14282, 21423, 42846, 70781, 141562, 212343, 369209, 424686, 738418, 1107627, 2215254, 13660733, 27321466, 40982199, 81964398]

約数ペア:

[(1, 81964398), (2, 40982199), (3, 27321466), (6, 13660733), (37, 2215254), (74, 1107627), (111, 738418), (193, 424686), (222, 369209), (386, 212343), (579, 141562), (1158, 70781), (1913, 42846), (3826, 21423), (5739, 14282), (7141, 11478)]