402540621

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{1471}}^1$

素因数の和:1721

約数の個数: 32

約数和(自身を含む): 625164288

約数和(自身を除く): 222623667

約数列:

[1, 3, 7, 21, 83, 157, 249, 471, 581, 1099, 1471, 1743, 3297, 4413, 10297, 13031, 30891, 39093, 91217, 122093, 230947, 273651, 366279, 692841, 854651, 1616629, 2563953, 4849887, 19168601, 57505803, 134180207, 402540621]

約数ペア:

[(1, 402540621), (3, 134180207), (7, 57505803), (21, 19168601), (83, 4849887), (157, 2563953), (249, 1616629), (471, 854651), (581, 692841), (1099, 366279), (1471, 273651), (1743, 230947), (3297, 122093), (4413, 91217), (10297, 39093), (13031, 30891)]