644029128878

素因数分解:

$2^1\times {\mathrm{331}}^1\times {\mathrm{401}}^1\times {\mathrm{1433}}^1\times {\mathrm{1693}}^1$

素因数の和:3860

約数の個数: 32

約数和(自身を含む): 972630644832

約数和(自身を除く): 328601515954

約数列:

[1, 2, 331, 401, 662, 802, 1433, 1693, 2866, 3386, 132731, 265462, 474323, 560383, 574633, 678893, 948646, 1120766, 1149266, 1357786, 2426069, 4852138, 190203523, 224713583, 380407046, 449427166, 803028839, 972853669, 1606057678, 1945707338, 322014564439, 644029128878]

約数ペア:

[(1, 644029128878), (2, 322014564439), (331, 1945707338), (401, 1606057678), (662, 972853669), (802, 803028839), (1433, 449427166), (1693, 380407046), (2866, 224713583), (3386, 190203523), (132731, 4852138), (265462, 2426069), (474323, 1357786), (560383, 1149266), (574633, 1120766), (678893, 948646)]