355228978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{1291}}^1$

素因数の和:1882

約数の個数: 32

約数和(自身を含む): 605586240

約数和(自身を除く): 250357262

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 557, 1114, 1291, 2582, 7241, 10583, 14482, 16783, 21166, 24529, 33566, 49058, 137579, 275158, 318877, 637754, 719087, 1438174, 9348131, 13662653, 18696262, 27325306, 177614489, 355228978]

約数ペア:

[(1, 355228978), (2, 177614489), (13, 27325306), (19, 18696262), (26, 13662653), (38, 9348131), (247, 1438174), (494, 719087), (557, 637754), (1114, 318877), (1291, 275158), (2582, 137579), (7241, 49058), (10583, 33566), (14482, 24529), (16783, 21166)]