863669149

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{4051}}^1$

素因数の和:4313

約数の個数: 24

約数和(自身を含む): 1062434400

約数和(自身を除く): 198765251

約数列:

[1, 7, 19, 49, 133, 229, 931, 1603, 4051, 4351, 11221, 28357, 30457, 76969, 198499, 213199, 538783, 927679, 3771481, 6493753, 17625901, 45456271, 123381307, 863669149]

約数ペア:

[(1, 863669149), (7, 123381307), (19, 45456271), (49, 17625901), (133, 6493753), (229, 3771481), (931, 927679), (1603, 538783), (4051, 213199), (4351, 198499), (11221, 76969), (28357, 30457)]