42720344

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{181}}^2$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 81039780

約数和(自身を除く): 38319436

約数列:

[1, 2, 4, 8, 163, 181, 326, 362, 652, 724, 1304, 1448, 29503, 32761, 59006, 65522, 118012, 131044, 236024, 262088, 5340043, 10680086, 21360172, 42720344]

約数ペア:

[(1, 42720344), (2, 21360172), (4, 10680086), (8, 5340043), (163, 262088), (181, 236024), (326, 131044), (362, 118012), (652, 65522), (724, 59006), (1304, 32761), (1448, 29503)]