440243391

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{130211}}^1$

素因数の和:130251

約数の個数: 24

約数和(自身を含む): 712520064

約数和(自身を除く): 272276673

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 130211, 390633, 911477, 2734431, 2994853, 6380339, 8984559, 19141017, 20963971, 62891913, 146747797, 440243391]

約数ペア:

[(1, 440243391), (3, 146747797), (7, 62891913), (21, 20963971), (23, 19141017), (49, 8984559), (69, 6380339), (147, 2994853), (161, 2734431), (483, 911477), (1127, 390633), (3381, 130211)]