123408272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19139}}^1$

素因数の和:19191

約数の個数: 40

約数和(自身を含む): 265816320

約数和(自身を除く): 142408048

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 19139, 38278, 76556, 153112, 248807, 306224, 497614, 593309, 995228, 1186618, 1990456, 2373236, 3980912, 4746472, 7713017, 9492944, 15426034, 30852068, 61704136, 123408272]

約数ペア:

[(1, 123408272), (2, 61704136), (4, 30852068), (8, 15426034), (13, 9492944), (16, 7713017), (26, 4746472), (31, 3980912), (52, 2373236), (62, 1990456), (104, 1186618), (124, 995228), (208, 593309), (248, 497614), (403, 306224), (496, 248807), (806, 153112), (1612, 76556), (3224, 38278), (6448, 19139)]