81401828

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{2633}}^1$

素因数の和:2827

約数の個数: 24

約数和(自身を含む): 146028960

約数和(自身を除く): 64627132

約数列:

[1, 2, 4, 59, 118, 131, 236, 262, 524, 2633, 5266, 7729, 10532, 15458, 30916, 155347, 310694, 344923, 621388, 689846, 1379692, 20350457, 40700914, 81401828]

約数ペア:

[(1, 81401828), (2, 40700914), (4, 20350457), (59, 1379692), (118, 689846), (131, 621388), (236, 344923), (262, 310694), (524, 155347), (2633, 30916), (5266, 15458), (7729, 10532)]