15988545

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5303}}^1$

素因数の和:5381

約数の個数: 24

約数和(自身を含む): 28132416

約数和(自身を除く): 12143871

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 335, 603, 1005, 3015, 5303, 15909, 26515, 47727, 79545, 238635, 355301, 1065903, 1776505, 3197709, 5329515, 15988545]

約数ペア:

[(1, 15988545), (3, 5329515), (5, 3197709), (9, 1776505), (15, 1065903), (45, 355301), (67, 238635), (201, 79545), (335, 47727), (603, 26515), (1005, 15909), (3015, 5303)]