23999805

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 43380480

約数和(自身を除く): 19380675

約数列:

[1, 3, 5, 9, 15, 43, 45, 79, 129, 157, 215, 237, 387, 395, 471, 645, 711, 785, 1185, 1413, 1935, 2355, 3397, 3555, 6751, 7065, 10191, 12403, 16985, 20253, 30573, 33755, 37209, 50955, 60759, 62015, 101265, 111627, 152865, 186045, 303795, 533329, 558135, 1599987, 2666645, 4799961, 7999935, 23999805]

約数ペア:

[(1, 23999805), (3, 7999935), (5, 4799961), (9, 2666645), (15, 1599987), (43, 558135), (45, 533329), (79, 303795), (129, 186045), (157, 152865), (215, 111627), (237, 101265), (387, 62015), (395, 60759), (471, 50955), (645, 37209), (711, 33755), (785, 30573), (1185, 20253), (1413, 16985), (1935, 12403), (2355, 10191), (3397, 7065), (3555, 6751)]