15222645

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7867}}^1$

素因数の和:7921

約数の個数: 24

約数和(自身を含む): 27002976

約数和(自身を除く): 11780331

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 7867, 23601, 39335, 70803, 118005, 338281, 354015, 1014843, 1691405, 3044529, 5074215, 15222645]

約数ペア:

[(1, 15222645), (3, 5074215), (5, 3044529), (9, 1691405), (15, 1014843), (43, 354015), (45, 338281), (129, 118005), (215, 70803), (387, 39335), (645, 23601), (1935, 7867)]