156977645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4003}}^1$

素因数の和:4073

約数の個数: 32

約数和(自身を含む): 221405184

約数和(自身を除く): 64427539

約数列:

[1, 5, 11, 23, 31, 55, 115, 155, 253, 341, 713, 1265, 1705, 3565, 4003, 7843, 20015, 39215, 44033, 92069, 124093, 220165, 460345, 620465, 1012759, 1365023, 2854139, 5063795, 6825115, 14270695, 31395529, 156977645]

約数ペア:

[(1, 156977645), (5, 31395529), (11, 14270695), (23, 6825115), (31, 5063795), (55, 2854139), (115, 1365023), (155, 1012759), (253, 620465), (341, 460345), (713, 220165), (1265, 124093), (1705, 92069), (3565, 44033), (4003, 39215), (7843, 20015)]