212967405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2389}}^1$

素因数の和:2690

約数の個数: 48

約数和(自身を含む): 423546240

約数和(自身を除く): 210578835

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 283, 315, 849, 1415, 1981, 2389, 2547, 4245, 5943, 7167, 9905, 11945, 12735, 16723, 17829, 21501, 29715, 35835, 50169, 83615, 89145, 107505, 150507, 250845, 676087, 752535, 2028261, 3380435, 4732609, 6084783, 10141305, 14197827, 23663045, 30423915, 42593481, 70989135, 212967405]

約数ペア:

[(1, 212967405), (3, 70989135), (5, 42593481), (7, 30423915), (9, 23663045), (15, 14197827), (21, 10141305), (35, 6084783), (45, 4732609), (63, 3380435), (105, 2028261), (283, 752535), (315, 676087), (849, 250845), (1415, 150507), (1981, 107505), (2389, 89145), (2547, 83615), (4245, 50169), (5943, 35835), (7167, 29715), (9905, 21501), (11945, 17829), (12735, 16723)]