78201723

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1\times {\mathrm{631}}^1$

素因数の和:1122

約数の個数: 16

約数和(自身を含む): 105670400

約数和(自身を除く): 27468677

約数列:

[1, 3, 109, 327, 379, 631, 1137, 1893, 41311, 68779, 123933, 206337, 239149, 717447, 26067241, 78201723]

約数ペア:

[(1, 78201723), (3, 26067241), (109, 717447), (327, 239149), (379, 206337), (631, 123933), (1137, 68779), (1893, 41311)]