255355455

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{1873}}^1$

素因数の和:2091

約数の個数: 32

約数和(自身を含む): 418276800

約数和(自身を除く): 162921345

約数列:

[1, 3, 5, 15, 61, 149, 183, 305, 447, 745, 915, 1873, 2235, 5619, 9089, 9365, 27267, 28095, 45445, 114253, 136335, 279077, 342759, 571265, 837231, 1395385, 1713795, 4186155, 17023697, 51071091, 85118485, 255355455]

約数ペア:

[(1, 255355455), (3, 85118485), (5, 51071091), (15, 17023697), (61, 4186155), (149, 1713795), (183, 1395385), (305, 837231), (447, 571265), (745, 342759), (915, 279077), (1873, 136335), (2235, 114253), (5619, 45445), (9089, 28095), (9365, 27267)]