217632401

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{1627}}^1$

素因数の和:1928

約数の個数: 16

約数和(自身を含む): 252717696

約数和(自身を除く): 35085295

約数列:

[1, 7, 97, 197, 679, 1379, 1627, 11389, 19109, 133763, 157819, 320519, 1104733, 2243633, 31090343, 217632401]

約数ペア:

[(1, 217632401), (7, 31090343), (97, 2243633), (197, 1104733), (679, 320519), (1379, 157819), (1627, 133763), (11389, 19109)]