15201501

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1229}}^1$

素因数の和:1289

約数の個数: 32

約数和(自身を含む): 25190400

約数和(自身を除く): 9988899

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1229, 1767, 3687, 4123, 8603, 12369, 23351, 25809, 38099, 70053, 114297, 163457, 266693, 490371, 723881, 800079, 2171643, 5067167, 15201501]

約数ペア:

[(1, 15201501), (3, 5067167), (7, 2171643), (19, 800079), (21, 723881), (31, 490371), (57, 266693), (93, 163457), (133, 114297), (217, 70053), (399, 38099), (589, 25809), (651, 23351), (1229, 12369), (1767, 8603), (3687, 4123)]