57978687

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{557}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 88869312

約数和(自身を除く): 30890625

約数列:

[1, 3, 13, 17, 39, 51, 157, 221, 471, 557, 663, 1671, 2041, 2669, 6123, 7241, 8007, 9469, 21723, 28407, 34697, 87449, 104091, 123097, 262347, 369291, 1136837, 1486633, 3410511, 4459899, 19326229, 57978687]

約数ペア:

[(1, 57978687), (3, 19326229), (13, 4459899), (17, 3410511), (39, 1486633), (51, 1136837), (157, 369291), (221, 262347), (471, 123097), (557, 104091), (663, 87449), (1671, 34697), (2041, 28407), (2669, 21723), (6123, 9469), (7241, 8007)]