2491911

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 32

約数和(自身を含む): 4017600

約数和(自身を除く): 1525689

約数列:

[1, 3, 9, 17, 27, 51, 61, 89, 153, 183, 267, 459, 549, 801, 1037, 1513, 1647, 2403, 3111, 4539, 5429, 9333, 13617, 16287, 27999, 40851, 48861, 92293, 146583, 276879, 830637, 2491911]

約数ペア:

[(1, 2491911), (3, 830637), (9, 276879), (17, 146583), (27, 92293), (51, 48861), (61, 40851), (89, 27999), (153, 16287), (183, 13617), (267, 9333), (459, 5429), (549, 4539), (801, 3111), (1037, 2403), (1513, 1647)]