87661262

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{881}}^1$

素因数の和:1028

約数の個数: 32

約数和(自身を含む): 146694240

約数和(自身を除く): 59032978

約数列:

[1, 2, 13, 26, 43, 86, 89, 178, 559, 881, 1118, 1157, 1762, 2314, 3827, 7654, 11453, 22906, 37883, 49751, 75766, 78409, 99502, 156818, 492479, 984958, 1019317, 2038634, 3371587, 6743174, 43830631, 87661262]

約数ペア:

[(1, 87661262), (2, 43830631), (13, 6743174), (26, 3371587), (43, 2038634), (86, 1019317), (89, 984958), (178, 492479), (559, 156818), (881, 99502), (1118, 78409), (1157, 75766), (1762, 49751), (2314, 37883), (3827, 22906), (7654, 11453)]