15015225

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 26873280

約数和(自身を除く): 11858055

約数列:

[1, 3, 5, 15, 19, 25, 41, 57, 75, 95, 123, 205, 257, 285, 475, 615, 771, 779, 1025, 1285, 1425, 2337, 3075, 3855, 3895, 4883, 6425, 10537, 11685, 14649, 19275, 19475, 24415, 31611, 52685, 58425, 73245, 122075, 158055, 200203, 263425, 366225, 600609, 790275, 1001015, 3003045, 5005075, 15015225]

約数ペア:

[(1, 15015225), (3, 5005075), (5, 3003045), (15, 1001015), (19, 790275), (25, 600609), (41, 366225), (57, 263425), (75, 200203), (95, 158055), (123, 122075), (205, 73245), (257, 58425), (285, 52685), (475, 31611), (615, 24415), (771, 19475), (779, 19275), (1025, 14649), (1285, 11685), (1425, 10537), (2337, 6425), (3075, 4883), (3855, 3895)]