1389990408

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{20201}}^1$

素因数の和:20318

約数の個数: 64

約数和(自身を含む): 3607269120

約数和(自身を除く): 2217278712

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 61, 94, 122, 141, 183, 188, 244, 282, 366, 376, 488, 564, 732, 1128, 1464, 2867, 5734, 8601, 11468, 17202, 20201, 22936, 34404, 40402, 60603, 68808, 80804, 121206, 161608, 242412, 484824, 949447, 1232261, 1898894, 2464522, 2848341, 3696783, 3797788, 4929044, 5696682, 7393566, 7595576, 9858088, 11393364, 14787132, 22786728, 29574264, 57916267, 115832534, 173748801, 231665068, 347497602, 463330136, 694995204, 1389990408]

約数ペア:

[(1, 1389990408), (2, 694995204), (3, 463330136), (4, 347497602), (6, 231665068), (8, 173748801), (12, 115832534), (24, 57916267), (47, 29574264), (61, 22786728), (94, 14787132), (122, 11393364), (141, 9858088), (183, 7595576), (188, 7393566), (244, 5696682), (282, 4929044), (366, 3797788), (376, 3696783), (488, 2848341), (564, 2464522), (732, 1898894), (1128, 1232261), (1464, 949447), (2867, 484824), (5734, 242412), (8601, 161608), (11468, 121206), (17202, 80804), (20201, 68808), (22936, 60603), (34404, 40402)]