656562485

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4283}}^1$

素因数の和:4385

約数の個数: 32

約数和(自身を含む): 868589568

約数和(自身を除く): 212027083

約数列:

[1, 5, 23, 31, 43, 115, 155, 215, 713, 989, 1333, 3565, 4283, 4945, 6665, 21415, 30659, 98509, 132773, 153295, 184169, 492545, 663865, 920845, 3053779, 4235887, 5709239, 15268895, 21179435, 28546195, 131312497, 656562485]

約数ペア:

[(1, 656562485), (5, 131312497), (23, 28546195), (31, 21179435), (43, 15268895), (115, 5709239), (155, 4235887), (215, 3053779), (713, 920845), (989, 663865), (1333, 492545), (3565, 184169), (4283, 153295), (4945, 132773), (6665, 98509), (21415, 30659)]