11900973

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4261}}^1$

素因数の和:4297

約数の個数: 24

約数和(自身を含む): 19434720

約数和(自身を除く): 7533747

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 4261, 12783, 29827, 80959, 89481, 208789, 242877, 566713, 626367, 1700139, 3966991, 11900973]

約数ペア:

[(1, 11900973), (3, 3966991), (7, 1700139), (19, 626367), (21, 566713), (49, 242877), (57, 208789), (133, 89481), (147, 80959), (399, 29827), (931, 12783), (2793, 4261)]