213712130

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{1663}}^1$

素因数の和:1922

約数の個数: 32

約数和(自身を含む): 392491008

約数和(自身を除く): 178778878

約数列:

[1, 2, 5, 10, 71, 142, 181, 355, 362, 710, 905, 1663, 1810, 3326, 8315, 12851, 16630, 25702, 64255, 118073, 128510, 236146, 301003, 590365, 602006, 1180730, 1505015, 3010030, 21371213, 42742426, 106856065, 213712130]

約数ペア:

[(1, 213712130), (2, 106856065), (5, 42742426), (10, 21371213), (71, 3010030), (142, 1505015), (181, 1180730), (355, 602006), (362, 590365), (710, 301003), (905, 236146), (1663, 128510), (1810, 118073), (3326, 64255), (8315, 25702), (12851, 16630)]