28010541

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 42864640

約数和(自身を除く): 14854099

約数列:

[1, 3, 13, 19, 39, 57, 103, 247, 309, 367, 741, 1101, 1339, 1957, 4017, 4771, 5871, 6973, 14313, 20919, 25441, 37801, 76323, 90649, 113403, 271947, 491413, 718219, 1474239, 2154657, 9336847, 28010541]

約数ペア:

[(1, 28010541), (3, 9336847), (13, 2154657), (19, 1474239), (39, 718219), (57, 491413), (103, 271947), (247, 113403), (309, 90649), (367, 76323), (741, 37801), (1101, 25441), (1339, 20919), (1957, 14313), (4017, 6973), (4771, 5871)]