11280015

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 20966400

約数和(自身を除く): 9686385

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 79, 95, 167, 171, 237, 285, 395, 501, 711, 835, 855, 1185, 1501, 1503, 2505, 3173, 3555, 4503, 7505, 7515, 9519, 13193, 13509, 15865, 22515, 28557, 39579, 47595, 65965, 67545, 118737, 142785, 197895, 250667, 593685, 752001, 1253335, 2256003, 3760005, 11280015]

約数ペア:

[(1, 11280015), (3, 3760005), (5, 2256003), (9, 1253335), (15, 752001), (19, 593685), (45, 250667), (57, 197895), (79, 142785), (95, 118737), (167, 67545), (171, 65965), (237, 47595), (285, 39579), (395, 28557), (501, 22515), (711, 15865), (835, 13509), (855, 13193), (1185, 9519), (1501, 7515), (1503, 7505), (2505, 4503), (3173, 3555)]