68728815

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{19333}}^1$

素因数の和:19423

約数の個数: 24

約数和(自身を含む): 120644160

約数和(自身を除く): 51915345

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 19333, 57999, 96665, 173997, 289995, 869985, 1527307, 4581921, 7636535, 13745763, 22909605, 68728815]

約数ペア:

[(1, 68728815), (3, 22909605), (5, 13745763), (9, 7636535), (15, 4581921), (45, 1527307), (79, 869985), (237, 289995), (395, 173997), (711, 96665), (1185, 57999), (3555, 19333)]