638001264

素因数分解:

$2^4\times 3^1\times {\mathrm{127}}^1\times {\mathrm{104659}}^1$

素因数の和:104797

約数の個数: 40

約数和(自身を含む): 1661163520

約数和(自身を除く): 1023162256

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 127, 254, 381, 508, 762, 1016, 1524, 2032, 3048, 6096, 104659, 209318, 313977, 418636, 627954, 837272, 1255908, 1674544, 2511816, 5023632, 13291693, 26583386, 39875079, 53166772, 79750158, 106333544, 159500316, 212667088, 319000632, 638001264]

約数ペア:

[(1, 638001264), (2, 319000632), (3, 212667088), (4, 159500316), (6, 106333544), (8, 79750158), (12, 53166772), (16, 39875079), (24, 26583386), (48, 13291693), (127, 5023632), (254, 2511816), (381, 1674544), (508, 1255908), (762, 837272), (1016, 627954), (1524, 418636), (2032, 313977), (3048, 209318), (6096, 104659)]