15405195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 27406080

約数和(自身を除く): 12000885

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 103, 169, 177, 195, 295, 309, 507, 515, 767, 845, 885, 1339, 1545, 2301, 2535, 3835, 4017, 6077, 6695, 9971, 11505, 17407, 18231, 20085, 29913, 30385, 49855, 52221, 79001, 87035, 91155, 149565, 237003, 261105, 395005, 1027013, 1185015, 3081039, 5135065, 15405195]

約数ペア:

[(1, 15405195), (3, 5135065), (5, 3081039), (13, 1185015), (15, 1027013), (39, 395005), (59, 261105), (65, 237003), (103, 149565), (169, 91155), (177, 87035), (195, 79001), (295, 52221), (309, 49855), (507, 30385), (515, 29913), (767, 20085), (845, 18231), (885, 17407), (1339, 11505), (1545, 9971), (2301, 6695), (2535, 6077), (3835, 4017)]