398601454

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{557}}^1$

素因数の和:960

約数の個数: 32

約数和(自身を含む): 640244736

約数和(自身を除く): 241643282

約数列:

[1, 2, 23, 46, 47, 94, 331, 557, 662, 1081, 1114, 2162, 7613, 12811, 15226, 15557, 25622, 26179, 31114, 52358, 184367, 357811, 368734, 602117, 715622, 1204234, 4240441, 8480882, 8665249, 17330498, 199300727, 398601454]

約数ペア:

[(1, 398601454), (2, 199300727), (23, 17330498), (46, 8665249), (47, 8480882), (94, 4240441), (331, 1204234), (557, 715622), (662, 602117), (1081, 368734), (1114, 357811), (2162, 184367), (7613, 52358), (12811, 31114), (15226, 26179), (15557, 25622)]