28778035

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{3659}}^1$

素因数の和:3699

約数の個数: 24

約数和(自身を含む): 40889520

約数和(自身を除く): 12111485

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 3659, 7865, 18295, 40249, 47567, 201245, 237835, 442739, 523237, 2213695, 2616185, 5755607, 28778035]

約数ペア:

[(1, 28778035), (5, 5755607), (11, 2616185), (13, 2213695), (55, 523237), (65, 442739), (121, 237835), (143, 201245), (605, 47567), (715, 40249), (1573, 18295), (3659, 7865)]