270678421

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 320221440

約数和(自身を除く): 49543019

約数列:

[1, 13, 23, 37, 43, 299, 481, 559, 569, 851, 989, 1591, 7397, 11063, 12857, 13087, 20683, 21053, 24467, 36593, 170131, 273689, 318071, 475709, 484219, 562741, 905279, 6294847, 7315633, 11768627, 20821417, 270678421]

約数ペア:

[(1, 270678421), (13, 20821417), (23, 11768627), (37, 7315633), (43, 6294847), (299, 905279), (481, 562741), (559, 484219), (569, 475709), (851, 318071), (989, 273689), (1591, 170131), (7397, 36593), (11063, 24467), (12857, 21053), (13087, 20683)]