28354977

素因数分解:

$3^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{569}}^1$

素因数の和:702

約数の個数: 36

約数和(自身を含む): 48150180

約数和(自身を除く): 19795203

約数列:

[1, 3, 7, 9, 21, 49, 63, 113, 147, 339, 441, 569, 791, 1017, 1707, 2373, 3983, 5121, 5537, 7119, 11949, 16611, 27881, 35847, 49833, 64297, 83643, 192891, 250929, 450079, 578673, 1350237, 3150553, 4050711, 9451659, 28354977]

約数ペア:

[(1, 28354977), (3, 9451659), (7, 4050711), (9, 3150553), (21, 1350237), (49, 578673), (63, 450079), (113, 250929), (147, 192891), (339, 83643), (441, 64297), (569, 49833), (791, 35847), (1017, 27881), (1707, 16611), (2373, 11949), (3983, 7119), (5121, 5537)]