39981537

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3049}}^1$

素因数の和:3133

約数の個数: 24

約数和(自身を含む): 60902400

約数和(自身を除く): 20920863

約数列:

[1, 3, 9, 31, 47, 93, 141, 279, 423, 1457, 3049, 4371, 9147, 13113, 27441, 94519, 143303, 283557, 429909, 850671, 1289727, 4442393, 13327179, 39981537]

約数ペア:

[(1, 39981537), (3, 13327179), (9, 4442393), (31, 1289727), (47, 850671), (93, 429909), (141, 283557), (279, 143303), (423, 94519), (1457, 27441), (3049, 13113), (4371, 9147)]