213883353

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{1931}}^1$

素因数の和:2365

約数の個数: 24

約数和(自身を含む): 319877376

約数和(自身を除く): 105994023

約数列:

[1, 3, 9, 31, 93, 279, 397, 1191, 1931, 3573, 5793, 12307, 17379, 36921, 59861, 110763, 179583, 538749, 766607, 2299821, 6899463, 23764817, 71294451, 213883353]

約数ペア:

[(1, 213883353), (3, 71294451), (9, 23764817), (31, 6899463), (93, 2299821), (279, 766607), (397, 538749), (1191, 179583), (1931, 110763), (3573, 59861), (5793, 36921), (12307, 17379)]