381644355

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{13001}}^1$

素因数の和:13131

約数の個数: 32

約数和(自身を含む): 649059840

約数和(自身を除く): 267415485

約数列:

[1, 3, 5, 15, 19, 57, 95, 103, 285, 309, 515, 1545, 1957, 5871, 9785, 13001, 29355, 39003, 65005, 195015, 247019, 741057, 1235095, 1339103, 3705285, 4017309, 6695515, 20086545, 25442957, 76328871, 127214785, 381644355]

約数ペア:

[(1, 381644355), (3, 127214785), (5, 76328871), (15, 25442957), (19, 20086545), (57, 6695515), (95, 4017309), (103, 3705285), (285, 1339103), (309, 1235095), (515, 741057), (1545, 247019), (1957, 195015), (5871, 65005), (9785, 39003), (13001, 29355)]