7870005

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1223}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 16039296

約数和(自身を除く): 8169291

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1223, 1287, 2145, 3669, 6115, 6435, 11007, 13453, 15899, 18345, 40359, 47697, 55035, 67265, 79495, 121077, 143091, 174889, 201795, 238485, 524667, 605385, 715455, 874445, 1574001, 2623335, 7870005]

約数ペア:

[(1, 7870005), (3, 2623335), (5, 1574001), (9, 874445), (11, 715455), (13, 605385), (15, 524667), (33, 238485), (39, 201795), (45, 174889), (55, 143091), (65, 121077), (99, 79495), (117, 67265), (143, 55035), (165, 47697), (195, 40359), (429, 18345), (495, 15899), (585, 13453), (715, 11007), (1223, 6435), (1287, 6115), (2145, 3669)]