207833405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 296980992

約数和(自身を除く): 89147587

約数列:

[1, 5, 13, 23, 43, 53, 61, 65, 115, 215, 265, 299, 305, 559, 689, 793, 989, 1219, 1403, 1495, 2279, 2623, 2795, 3233, 3445, 3965, 4945, 6095, 7015, 11395, 12857, 13115, 15847, 16165, 18239, 29627, 34099, 42029, 52417, 60329, 64285, 74359, 79235, 91195, 139019, 148135, 170495, 210145, 262085, 301645, 371795, 681421, 695095, 784277, 966667, 1807247, 3197437, 3407105, 3921385, 4833335, 9036235, 15987185, 41566681, 207833405]

約数ペア:

[(1, 207833405), (5, 41566681), (13, 15987185), (23, 9036235), (43, 4833335), (53, 3921385), (61, 3407105), (65, 3197437), (115, 1807247), (215, 966667), (265, 784277), (299, 695095), (305, 681421), (559, 371795), (689, 301645), (793, 262085), (989, 210145), (1219, 170495), (1403, 148135), (1495, 139019), (2279, 91195), (2623, 79235), (2795, 74359), (3233, 64285), (3445, 60329), (3965, 52417), (4945, 42029), (6095, 34099), (7015, 29627), (11395, 18239), (12857, 16165), (13115, 15847)]