640051566333

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{1441061}}^1$

素因数の和:1441285

約数の個数: 32

約数和(自身を含む): 918037193472

約数和(自身を除く): 277985627139

約数列:

[1, 3, 23, 41, 69, 123, 157, 471, 943, 2829, 3611, 6437, 10833, 19311, 148051, 444153, 1441061, 4323183, 33144403, 59083501, 99433209, 177250503, 226246577, 678739731, 1358920523, 4076761569, 5203671271, 9276109657, 15611013813, 27828328971, 213350522111, 640051566333]

約数ペア:

[(1, 640051566333), (3, 213350522111), (23, 27828328971), (41, 15611013813), (69, 9276109657), (123, 5203671271), (157, 4076761569), (471, 1358920523), (943, 678739731), (2829, 226246577), (3611, 177250503), (6437, 99433209), (10833, 59083501), (19311, 33144403), (148051, 4323183), (444153, 1441061)]