13215749

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:340

約数の個数: 16

約数和(自身を含む): 14541120

約数和(自身を除く): 1325371

約数列:

[1, 17, 43, 101, 179, 731, 1717, 3043, 4343, 7697, 18079, 73831, 130849, 307343, 777397, 13215749]

約数ペア:

[(1, 13215749), (17, 777397), (43, 307343), (101, 130849), (179, 73831), (731, 18079), (1717, 7697), (3043, 4343)]