28767893

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21977}}^1$

素因数の和:22012

約数の個数: 16

約数和(自身を含む): 37977984

約数和(自身を除く): 9210091

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 21977, 153839, 241747, 373609, 1692229, 2615263, 4109699, 28767893]

約数ペア:

[(1, 28767893), (7, 4109699), (11, 2615263), (17, 1692229), (77, 373609), (119, 241747), (187, 153839), (1309, 21977)]