402157415

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{28901}}^1$

素因数の和:28951

約数の個数: 24

約数和(自身を含む): 553531104

約数和(自身を除く): 151373689

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 605, 1265, 2783, 13915, 28901, 144505, 317911, 664723, 1589555, 3323615, 3497021, 7311953, 17485105, 36559765, 80431483, 402157415]

約数ペア:

[(1, 402157415), (5, 80431483), (11, 36559765), (23, 17485105), (55, 7311953), (115, 3497021), (121, 3323615), (253, 1589555), (605, 664723), (1265, 317911), (2783, 144505), (13915, 28901)]