31228911

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{17093}}^1$

素因数の和:17135

約数の個数: 24

約数和(自身を含む): 53333280

約数和(自身を除く): 22104369

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 17093, 51279, 119651, 153837, 358953, 495697, 1076859, 1487091, 3469879, 4461273, 10409637, 31228911]

約数ペア:

[(1, 31228911), (3, 10409637), (7, 4461273), (9, 3469879), (21, 1487091), (29, 1076859), (63, 495697), (87, 358953), (203, 153837), (261, 119651), (609, 51279), (1827, 17093)]