12261488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{739}}^1$

素因数の和:825

約数の個数: 40

約数和(自身を含む): 25601040

約数和(自身を除く): 13339552

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 739, 976, 1037, 1478, 2074, 2956, 4148, 5912, 8296, 11824, 12563, 16592, 25126, 45079, 50252, 90158, 100504, 180316, 201008, 360632, 721264, 766343, 1532686, 3065372, 6130744, 12261488]

約数ペア:

[(1, 12261488), (2, 6130744), (4, 3065372), (8, 1532686), (16, 766343), (17, 721264), (34, 360632), (61, 201008), (68, 180316), (122, 100504), (136, 90158), (244, 50252), (272, 45079), (488, 25126), (739, 16592), (976, 12563), (1037, 11824), (1478, 8296), (2074, 5912), (2956, 4148)]