156978666

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{670849}}^1$

素因数の和:670870

約数の個数: 24

約数和(自身を含む): 366284100

約数和(自身を除く): 209305434

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 670849, 1341698, 2012547, 4025094, 6037641, 8721037, 12075282, 17442074, 26163111, 52326222, 78489333, 156978666]

約数ペア:

[(1, 156978666), (2, 78489333), (3, 52326222), (6, 26163111), (9, 17442074), (13, 12075282), (18, 8721037), (26, 6037641), (39, 4025094), (78, 2012547), (117, 1341698), (234, 670849)]