291228813

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{2383}}^1$

素因数の和:2793

約数の個数: 24

約数和(自身を含む): 433392128

約数和(自身を除く): 142163315

約数列:

[1, 3, 9, 37, 111, 333, 367, 1101, 2383, 3303, 7149, 13579, 21447, 40737, 88171, 122211, 264513, 793539, 874561, 2623683, 7871049, 32358757, 97076271, 291228813]

約数ペア:

[(1, 291228813), (3, 97076271), (9, 32358757), (37, 7871049), (111, 2623683), (333, 874561), (367, 793539), (1101, 264513), (2383, 122211), (3303, 88171), (7149, 40737), (13579, 21447)]