190972221

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1\times {\mathrm{463}}^1$

素因数の和:937

約数の個数: 32

約数和(自身を含む): 288645120

約数和(自身を除く): 97672899

約数列:

[1, 3, 11, 29, 33, 87, 319, 431, 463, 957, 1293, 1389, 4741, 5093, 12499, 13427, 14223, 15279, 37497, 40281, 137489, 147697, 199553, 412467, 443091, 598659, 2195083, 5787037, 6585249, 17361111, 63657407, 190972221]

約数ペア:

[(1, 190972221), (3, 63657407), (11, 17361111), (29, 6585249), (33, 5787037), (87, 2195083), (319, 598659), (431, 443091), (463, 412467), (957, 199553), (1293, 147697), (1389, 137489), (4741, 40281), (5093, 37497), (12499, 15279), (13427, 14223)]