2821786504705

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{199487}}^1$

素因数の和:199846

約数の個数: 64

約数和(自身を含む): 4136583168000

約数和(自身を除く): 1314796663295

約数列:

[1, 5, 7, 19, 35, 89, 95, 133, 239, 445, 623, 665, 1195, 1673, 1691, 3115, 4541, 8365, 8455, 11837, 21271, 22705, 31787, 59185, 106355, 148897, 158935, 199487, 404149, 744485, 997435, 1396409, 2020745, 2829043, 3790253, 6982045, 14145215, 17754343, 18951265, 26531771, 47677393, 88771715, 124280401, 132658855, 238386965, 333741751, 337332517, 621402005, 905870467, 1668708755, 1686662585, 2361327619, 4243287977, 4529352335, 6341093269, 11806638095, 21216439885, 29703015839, 31705466345, 80622471563, 148515079195, 403112357815, 564357300941, 2821786504705]

約数ペア:

[(1, 2821786504705), (5, 564357300941), (7, 403112357815), (19, 148515079195), (35, 80622471563), (89, 31705466345), (95, 29703015839), (133, 21216439885), (239, 11806638095), (445, 6341093269), (623, 4529352335), (665, 4243287977), (1195, 2361327619), (1673, 1686662585), (1691, 1668708755), (3115, 905870467), (4541, 621402005), (8365, 337332517), (8455, 333741751), (11837, 238386965), (21271, 132658855), (22705, 124280401), (31787, 88771715), (59185, 47677393), (106355, 26531771), (148897, 18951265), (158935, 17754343), (199487, 14145215), (404149, 6982045), (744485, 3790253), (997435, 2829043), (1396409, 2020745)]