2730015

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 5191680

約数和(自身を除く): 2461665

約数列:

[1, 3, 5, 9, 15, 19, 31, 45, 57, 93, 95, 103, 155, 171, 279, 285, 309, 465, 515, 589, 855, 927, 1395, 1545, 1767, 1957, 2945, 3193, 4635, 5301, 5871, 8835, 9579, 9785, 15965, 17613, 26505, 28737, 29355, 47895, 60667, 88065, 143685, 182001, 303335, 546003, 910005, 2730015]

約数ペア:

[(1, 2730015), (3, 910005), (5, 546003), (9, 303335), (15, 182001), (19, 143685), (31, 88065), (45, 60667), (57, 47895), (93, 29355), (95, 28737), (103, 26505), (155, 17613), (171, 15965), (279, 9785), (285, 9579), (309, 8835), (465, 5871), (515, 5301), (589, 4635), (855, 3193), (927, 2945), (1395, 1957), (1545, 1767)]