2220849

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 3394560

約数和(自身を除く): 1173711

約数列:

[1, 3, 9, 29, 67, 87, 127, 201, 261, 381, 603, 1143, 1943, 3683, 5829, 8509, 11049, 17487, 25527, 33147, 76581, 246761, 740283, 2220849]

約数ペア:

[(1, 2220849), (3, 740283), (9, 246761), (29, 76581), (67, 33147), (87, 25527), (127, 17487), (201, 11049), (261, 8509), (381, 5829), (603, 3683), (1143, 1943)]