4019025

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1307}}^1$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 6812064

約数和(自身を除く): 2793039

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 1307, 3075, 3921, 6535, 19605, 32675, 53587, 98025, 160761, 267935, 803805, 1339675, 4019025]

約数ペア:

[(1, 4019025), (3, 1339675), (5, 803805), (15, 267935), (25, 160761), (41, 98025), (75, 53587), (123, 32675), (205, 19605), (615, 6535), (1025, 3921), (1307, 3075)]