253136443

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{9539}}^1$

素因数の和:9786

約数の個数: 16

約数和(自身を含む): 307722240

約数和(自身を除く): 54585797

約数列:

[1, 7, 17, 119, 223, 1561, 3791, 9539, 26537, 66773, 162163, 1135141, 2127197, 14890379, 36162349, 253136443]

約数ペア:

[(1, 253136443), (7, 36162349), (17, 14890379), (119, 2127197), (223, 1135141), (1561, 162163), (3791, 66773), (9539, 26537)]