15875938

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 26862192

約数和(自身を除く): 10986254

約数列:

[1, 2, 13, 26, 41, 53, 82, 106, 281, 533, 562, 689, 1066, 1378, 2173, 3653, 4346, 7306, 11521, 14893, 23042, 28249, 29786, 56498, 149773, 193609, 299546, 387218, 610613, 1221226, 7937969, 15875938]

約数ペア:

[(1, 15875938), (2, 7937969), (13, 1221226), (26, 610613), (41, 387218), (53, 299546), (82, 193609), (106, 149773), (281, 56498), (533, 29786), (562, 28249), (689, 23042), (1066, 14893), (1378, 11521), (2173, 7306), (3653, 4346)]