690942956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{2417}}^1$

素因数の和:2594

約数の個数: 48

約数和(自身を含む): 1352725920

約数和(自身を除く): 661782964

約数列:

[1, 2, 4, 11, 22, 44, 73, 89, 146, 178, 292, 356, 803, 979, 1606, 1958, 2417, 3212, 3916, 4834, 6497, 9668, 12994, 25988, 26587, 53174, 71467, 106348, 142934, 176441, 215113, 285868, 352882, 430226, 705764, 860452, 1940851, 2366243, 3881702, 4732486, 7763404, 9464972, 15703249, 31406498, 62812996, 172735739, 345471478, 690942956]

約数ペア:

[(1, 690942956), (2, 345471478), (4, 172735739), (11, 62812996), (22, 31406498), (44, 15703249), (73, 9464972), (89, 7763404), (146, 4732486), (178, 3881702), (292, 2366243), (356, 1940851), (803, 860452), (979, 705764), (1606, 430226), (1958, 352882), (2417, 285868), (3212, 215113), (3916, 176441), (4834, 142934), (6497, 106348), (9668, 71467), (12994, 53174), (25988, 26587)]