217873095

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{69497}}^1$

素因数の和:69535

約数の個数: 32

約数和(自身を含む): 400308480

約数和(自身を除く): 182435385

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 69497, 208491, 347485, 764467, 1042455, 1320443, 2293401, 3822335, 3961329, 6602215, 11467005, 14524873, 19806645, 43574619, 72624365, 217873095]

約数ペア:

[(1, 217873095), (3, 72624365), (5, 43574619), (11, 19806645), (15, 14524873), (19, 11467005), (33, 6602215), (55, 3961329), (57, 3822335), (95, 2293401), (165, 1320443), (209, 1042455), (285, 764467), (627, 347485), (1045, 208491), (3135, 69497)]