28197104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4373}}^1$

素因数の和:4425

約数の個数: 40

約数和(自身を含む): 60746112

約数和(自身を除く): 32549008

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 4373, 6448, 8746, 17492, 34984, 56849, 69968, 113698, 135563, 227396, 271126, 454792, 542252, 909584, 1084504, 1762319, 2169008, 3524638, 7049276, 14098552, 28197104]

約数ペア:

[(1, 28197104), (2, 14098552), (4, 7049276), (8, 3524638), (13, 2169008), (16, 1762319), (26, 1084504), (31, 909584), (52, 542252), (62, 454792), (104, 271126), (124, 227396), (208, 135563), (248, 113698), (403, 69968), (496, 56849), (806, 34984), (1612, 17492), (3224, 8746), (4373, 6448)]