561207654

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:722

約数の個数: 96

約数和(自身を含む): 1422779904

約数和(自身を除く): 861572250

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 83, 103, 126, 166, 206, 249, 309, 498, 521, 581, 618, 721, 747, 927, 1042, 1162, 1442, 1494, 1563, 1743, 1854, 2163, 3126, 3486, 3647, 4326, 4689, 5229, 6489, 7294, 8549, 9378, 10458, 10941, 12978, 17098, 21882, 25647, 32823, 43243, 51294, 53663, 59843, 65646, 76941, 86486, 107326, 119686, 129729, 153882, 160989, 179529, 259458, 302701, 321978, 359058, 375641, 389187, 482967, 538587, 605402, 751282, 778374, 908103, 965934, 1077174, 1126923, 1816206, 2253846, 2724309, 3380769, 4454029, 5448618, 6761538, 8908058, 13362087, 26724174, 31178203, 40086261, 62356406, 80172522, 93534609, 187069218, 280603827, 561207654]

約数ペア:

[(1, 561207654), (2, 280603827), (3, 187069218), (6, 93534609), (7, 80172522), (9, 62356406), (14, 40086261), (18, 31178203), (21, 26724174), (42, 13362087), (63, 8908058), (83, 6761538), (103, 5448618), (126, 4454029), (166, 3380769), (206, 2724309), (249, 2253846), (309, 1816206), (498, 1126923), (521, 1077174), (581, 965934), (618, 908103), (721, 778374), (747, 751282), (927, 605402), (1042, 538587), (1162, 482967), (1442, 389187), (1494, 375641), (1563, 359058), (1743, 321978), (1854, 302701), (2163, 259458), (3126, 179529), (3486, 160989), (3647, 153882), (4326, 129729), (4689, 119686), (5229, 107326), (6489, 86486), (7294, 76941), (8549, 65646), (9378, 59843), (10458, 53663), (10941, 51294), (12978, 43243), (17098, 32823), (21882, 25647)]