71783362077

素因数分解:

$3^1\times 7^4\times {\mathrm{9965759}}^1$

素因数の和:9965790

約数の個数: 20

約数和(自身を含む): 111656375040

約数和(自身を除く): 39873012963

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 9965759, 29897277, 69760313, 209280939, 488322191, 1464966573, 3418255337, 10254766011, 23927787359, 71783362077]

約数ペア:

[(1, 71783362077), (3, 23927787359), (7, 10254766011), (21, 3418255337), (49, 1464966573), (147, 488322191), (343, 209280939), (1029, 69760313), (2401, 29897277), (7203, 9965759)]