798372016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{123817}}^1$

素因数の和:123869

約数の個数: 40

約数和(自身を含む): 1719584384

約数和(自身を除く): 921212368

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 123817, 247634, 495268, 990536, 1609621, 1981072, 3219242, 3838327, 6438484, 7676654, 12876968, 15353308, 25753936, 30706616, 49898251, 61413232, 99796502, 199593004, 399186008, 798372016]

約数ペア:

[(1, 798372016), (2, 399186008), (4, 199593004), (8, 99796502), (13, 61413232), (16, 49898251), (26, 30706616), (31, 25753936), (52, 15353308), (62, 12876968), (104, 7676654), (124, 6438484), (208, 3838327), (248, 3219242), (403, 1981072), (496, 1609621), (806, 990536), (1612, 495268), (3224, 247634), (6448, 123817)]