381615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:143

約数の個数: 32

約数和(自身を含む): 698880

約数和(自身を除く): 317265

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 103, 195, 247, 285, 309, 515, 741, 1235, 1339, 1545, 1957, 3705, 4017, 5871, 6695, 9785, 20085, 25441, 29355, 76323, 127205, 381615]

約数ペア:

[(1, 381615), (3, 127205), (5, 76323), (13, 29355), (15, 25441), (19, 20085), (39, 9785), (57, 6695), (65, 5871), (95, 4017), (103, 3705), (195, 1957), (247, 1545), (285, 1339), (309, 1235), (515, 741)]