2803203

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:148

約数の個数: 36

約数和(自身を含む): 4662840

約数和(自身を除く): 1859637

約数列:

[1, 3, 9, 13, 19, 39, 57, 97, 117, 169, 171, 247, 291, 507, 741, 873, 1261, 1521, 1843, 2223, 3211, 3783, 5529, 9633, 11349, 16393, 16587, 23959, 28899, 49179, 71877, 147537, 215631, 311467, 934401, 2803203]

約数ペア:

[(1, 2803203), (3, 934401), (9, 311467), (13, 215631), (19, 147537), (39, 71877), (57, 49179), (97, 28899), (117, 23959), (169, 16587), (171, 16393), (247, 11349), (291, 9633), (507, 5529), (741, 3783), (873, 3211), (1261, 2223), (1521, 1843)]