389632974

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1\times {\mathrm{2113}}^1$

素因数の和:2612

約数の個数: 32

約数和(自身を含む): 792191904

約数和(自身を除く): 402558930

約数列:

[1, 2, 3, 6, 73, 146, 219, 421, 438, 842, 1263, 2113, 2526, 4226, 6339, 12678, 30733, 61466, 92199, 154249, 184398, 308498, 462747, 889573, 925494, 1779146, 2668719, 5337438, 64938829, 129877658, 194816487, 389632974]

約数ペア:

[(1, 389632974), (2, 194816487), (3, 129877658), (6, 64938829), (73, 5337438), (146, 2668719), (219, 1779146), (421, 925494), (438, 889573), (842, 462747), (1263, 308498), (2113, 184398), (2526, 154249), (4226, 92199), (6339, 61466), (12678, 30733)]