201738159

素因数分解:

$3^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{5749}}^1$

素因数の和:6319

約数の個数: 24

約数和(自身を含む): 333684000

約数和(自身を除く): 131945841

約数列:

[1, 3, 7, 9, 21, 63, 557, 1671, 3899, 5013, 5749, 11697, 17247, 35091, 40243, 51741, 120729, 362187, 3202193, 9606579, 22415351, 28819737, 67246053, 201738159]

約数ペア:

[(1, 201738159), (3, 67246053), (7, 28819737), (9, 22415351), (21, 9606579), (63, 3202193), (557, 362187), (1671, 120729), (3899, 51741), (5013, 40243), (5749, 35091), (11697, 17247)]