311995215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{14783}}^1$

素因数の和:14868

約数の個数: 48

約数和(自身を含む): 627314688

約数和(自身を除く): 315319473

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 67, 105, 201, 315, 335, 469, 603, 1005, 1407, 2345, 3015, 4221, 7035, 14783, 21105, 44349, 73915, 103481, 133047, 221745, 310443, 517405, 665235, 931329, 990461, 1552215, 2971383, 4656645, 4952305, 6933227, 8914149, 14856915, 20799681, 34666135, 44570745, 62399043, 103998405, 311995215]

約数ペア:

[(1, 311995215), (3, 103998405), (5, 62399043), (7, 44570745), (9, 34666135), (15, 20799681), (21, 14856915), (35, 8914149), (45, 6933227), (63, 4952305), (67, 4656645), (105, 2971383), (201, 1552215), (315, 990461), (335, 931329), (469, 665235), (603, 517405), (1005, 310443), (1407, 221745), (2345, 133047), (3015, 103481), (4221, 73915), (7035, 44349), (14783, 21105)]