178778855796

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{139235869}}^1$

素因数の和:139235983

約数の個数: 24

約数和(自身を含む): 421049270880

約数和(自身を除く): 242270415084

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 139235869, 278471738, 417707607, 556943476, 835415214, 1670830428, 14898237983, 29796475966, 44694713949, 59592951932, 89389427898, 178778855796]

約数ペア:

[(1, 178778855796), (2, 89389427898), (3, 59592951932), (4, 44694713949), (6, 29796475966), (12, 14898237983), (107, 1670830428), (214, 835415214), (321, 556943476), (428, 417707607), (642, 278471738), (1284, 139235869)]