84702405

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{311}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 138498048

約数和(自身を除く): 53795643

約数列:

[1, 3, 5, 15, 67, 201, 271, 311, 335, 813, 933, 1005, 1355, 1555, 4065, 4665, 18157, 20837, 54471, 62511, 84281, 90785, 104185, 252843, 272355, 312555, 421405, 1264215, 5646827, 16940481, 28234135, 84702405]

約数ペア:

[(1, 84702405), (3, 28234135), (5, 16940481), (15, 5646827), (67, 1264215), (201, 421405), (271, 312555), (311, 272355), (335, 252843), (813, 104185), (933, 90785), (1005, 84281), (1355, 62511), (1555, 54471), (4065, 20837), (4665, 18157)]