1209195

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:93

約数の個数: 48

約数和(自身を含む): 2371680

約数和(自身を除く): 1162485

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 53, 65, 117, 135, 159, 169, 195, 265, 351, 477, 507, 585, 689, 795, 845, 1431, 1521, 1755, 2067, 2385, 2535, 3445, 4563, 6201, 7155, 7605, 8957, 10335, 18603, 22815, 26871, 31005, 44785, 80613, 93015, 134355, 241839, 403065, 1209195]

約数ペア:

[(1, 1209195), (3, 403065), (5, 241839), (9, 134355), (13, 93015), (15, 80613), (27, 44785), (39, 31005), (45, 26871), (53, 22815), (65, 18603), (117, 10335), (135, 8957), (159, 7605), (169, 7155), (195, 6201), (265, 4563), (351, 3445), (477, 2535), (507, 2385), (585, 2067), (689, 1755), (795, 1521), (845, 1431)]