28754528

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{81689}}^1$

素因数の和:81710

約数の個数: 24

約数和(自身を含む): 61757640

約数和(自身を除く): 33003112

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 81689, 163378, 326756, 653512, 898579, 1307024, 1797158, 2614048, 3594316, 7188632, 14377264, 28754528]

約数ペア:

[(1, 28754528), (2, 14377264), (4, 7188632), (8, 3594316), (11, 2614048), (16, 1797158), (22, 1307024), (32, 898579), (44, 653512), (88, 326756), (176, 163378), (352, 81689)]