353249211

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{2999}}^1$

素因数の和:3159

約数の個数: 32

約数和(自身を含む): 552960000

約数和(自身を除く): 199710789

約数列:

[1, 3, 7, 21, 71, 79, 213, 237, 497, 553, 1491, 1659, 2999, 5609, 8997, 16827, 20993, 39263, 62979, 117789, 212929, 236921, 638787, 710763, 1490503, 1658447, 4471509, 4975341, 16821391, 50464173, 117749737, 353249211]

約数ペア:

[(1, 353249211), (3, 117749737), (7, 50464173), (21, 16821391), (71, 4975341), (79, 4471509), (213, 1658447), (237, 1490503), (497, 710763), (553, 638787), (1491, 236921), (1659, 212929), (2999, 117789), (5609, 62979), (8997, 39263), (16827, 20993)]