31980995

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 42923520

約数和(自身を除く): 10942525

約数列:

[1, 5, 17, 31, 53, 85, 155, 229, 265, 527, 901, 1145, 1643, 2635, 3893, 4505, 7099, 8215, 12137, 19465, 27931, 35495, 60685, 120683, 139655, 206329, 376247, 603415, 1031645, 1881235, 6396199, 31980995]

約数ペア:

[(1, 31980995), (5, 6396199), (17, 1881235), (31, 1031645), (53, 603415), (85, 376247), (155, 206329), (229, 139655), (265, 120683), (527, 60685), (901, 35495), (1145, 27931), (1643, 19465), (2635, 12137), (3893, 8215), (4505, 7099)]