664758627

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 1012619520

約数和(自身を除く): 347860893

約数列:

[1, 3, 13, 23, 39, 69, 109, 169, 299, 327, 507, 523, 897, 1417, 1569, 2507, 3887, 4251, 6799, 7521, 11661, 12029, 18421, 20397, 32591, 36087, 55263, 57007, 88387, 97773, 156377, 171021, 265161, 423683, 469131, 741091, 1271049, 1311161, 2032901, 2223273, 3933483, 6098703, 9634183, 17045093, 28902549, 51135279, 221586209, 664758627]

約数ペア:

[(1, 664758627), (3, 221586209), (13, 51135279), (23, 28902549), (39, 17045093), (69, 9634183), (109, 6098703), (169, 3933483), (299, 2223273), (327, 2032901), (507, 1311161), (523, 1271049), (897, 741091), (1417, 469131), (1569, 423683), (2507, 265161), (3887, 171021), (4251, 156377), (6799, 97773), (7521, 88387), (11661, 57007), (12029, 55263), (18421, 36087), (20397, 32591)]