7814970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1223}}^1$

素因数の和:1307

約数の個数: 48

約数和(自身を含む): 20621952

約数和(自身を除く): 12806982

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1223, 1278, 2130, 2446, 3195, 3669, 6115, 6390, 7338, 11007, 12230, 18345, 22014, 36690, 55035, 86833, 110070, 173666, 260499, 434165, 520998, 781497, 868330, 1302495, 1562994, 2604990, 3907485, 7814970]

約数ペア:

[(1, 7814970), (2, 3907485), (3, 2604990), (5, 1562994), (6, 1302495), (9, 868330), (10, 781497), (15, 520998), (18, 434165), (30, 260499), (45, 173666), (71, 110070), (90, 86833), (142, 55035), (213, 36690), (355, 22014), (426, 18345), (639, 12230), (710, 11007), (1065, 7338), (1223, 6390), (1278, 6115), (2130, 3669), (2446, 3195)]