261729345

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{286043}}^1$

素因数の和:286112

約数の個数: 16

約数和(自身を含む): 425633472

約数和(自身を除く): 163904127

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 286043, 858129, 1430215, 4290645, 17448623, 52345869, 87243115, 261729345]

約数ペア:

[(1, 261729345), (3, 87243115), (5, 52345869), (15, 17448623), (61, 4290645), (183, 1430215), (305, 858129), (915, 286043)]