858871948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{4507}}^1$

素因数の和:4654

約数の個数: 48

約数和(自身を含む): 1690391808

約数和(自身を除く): 831519860

約数列:

[1, 2, 4, 11, 22, 44, 61, 71, 122, 142, 244, 284, 671, 781, 1342, 1562, 2684, 3124, 4331, 4507, 8662, 9014, 17324, 18028, 47641, 49577, 95282, 99154, 190564, 198308, 274927, 319997, 549854, 639994, 1099708, 1279988, 3024197, 3519967, 6048394, 7039934, 12096788, 14079868, 19519817, 39039634, 78079268, 214717987, 429435974, 858871948]

約数ペア:

[(1, 858871948), (2, 429435974), (4, 214717987), (11, 78079268), (22, 39039634), (44, 19519817), (61, 14079868), (71, 12096788), (122, 7039934), (142, 6048394), (244, 3519967), (284, 3024197), (671, 1279988), (781, 1099708), (1342, 639994), (1562, 549854), (2684, 319997), (3124, 274927), (4331, 198308), (4507, 190564), (8662, 99154), (9014, 95282), (17324, 49577), (18028, 47641)]