133673488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20731}}^1$

素因数の和:20783

約数の個数: 40

約数和(自身を含む): 287926016

約数和(自身を除く): 154252528

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 20731, 41462, 82924, 165848, 269503, 331696, 539006, 642661, 1078012, 1285322, 2156024, 2570644, 4312048, 5141288, 8354593, 10282576, 16709186, 33418372, 66836744, 133673488]

約数ペア:

[(1, 133673488), (2, 66836744), (4, 33418372), (8, 16709186), (13, 10282576), (16, 8354593), (26, 5141288), (31, 4312048), (52, 2570644), (62, 2156024), (104, 1285322), (124, 1078012), (208, 642661), (248, 539006), (403, 331696), (496, 269503), (806, 165848), (1612, 82924), (3224, 41462), (6448, 20731)]