1628516771

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{241}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 2097384960

約数和(自身を除く): 468868189

約数列:

[1, 7, 19, 23, 47, 133, 161, 241, 329, 437, 893, 1081, 1687, 2209, 3059, 4579, 5543, 6251, 7567, 11327, 15463, 20539, 32053, 38801, 41971, 50807, 79289, 105317, 143773, 215213, 260521, 293797, 355649, 532369, 737219, 965333, 1506491, 1823647, 3726583, 4949899, 6757331, 10115011, 12244487, 34649293, 70805077, 85711409, 232645253, 1628516771]

約数ペア:

[(1, 1628516771), (7, 232645253), (19, 85711409), (23, 70805077), (47, 34649293), (133, 12244487), (161, 10115011), (241, 6757331), (329, 4949899), (437, 3726583), (893, 1823647), (1081, 1506491), (1687, 965333), (2209, 737219), (3059, 532369), (4579, 355649), (5543, 293797), (6251, 260521), (7567, 215213), (11327, 143773), (15463, 105317), (20539, 79289), (32053, 50807), (38801, 41971)]