15964221

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{58477}}^1$

素因数の和:58500

約数の個数: 16

約数和(自身を含む): 26198144

約数和(自身を除く): 10233923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 58477, 175431, 409339, 760201, 1228017, 2280603, 5321407, 15964221]

約数ペア:

[(1, 15964221), (3, 5321407), (7, 2280603), (13, 1228017), (21, 760201), (39, 409339), (91, 175431), (273, 58477)]