71212995

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{683}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 141702912

約数和(自身を除く): 70489917

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 331, 683, 993, 1655, 2049, 2317, 2979, 3415, 4781, 4965, 6147, 6951, 10245, 11585, 14343, 14895, 20853, 23905, 30735, 34755, 43029, 71715, 104265, 215145, 226073, 678219, 1130365, 1582511, 2034657, 3391095, 4747533, 7912555, 10173285, 14242599, 23737665, 71212995]

約数ペア:

[(1, 71212995), (3, 23737665), (5, 14242599), (7, 10173285), (9, 7912555), (15, 4747533), (21, 3391095), (35, 2034657), (45, 1582511), (63, 1130365), (105, 678219), (315, 226073), (331, 215145), (683, 104265), (993, 71715), (1655, 43029), (2049, 34755), (2317, 30735), (2979, 23905), (3415, 20853), (4781, 14895), (4965, 14343), (6147, 11585), (6951, 10245)]