261036257979

素因数分解:

$3^1\times 7^3\times {\mathrm{1307}}^1\times {\mathrm{194093}}^1$

素因数の和:195424

約数の個数: 32

約数和(自身を含む): 406199923200

約数和(自身を除く): 145163665221

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1307, 3921, 9149, 27447, 64043, 192129, 194093, 448301, 582279, 1344903, 1358651, 4075953, 9510557, 28531671, 66573899, 199721697, 253679551, 761038653, 1775756857, 5327270571, 12430297999, 37290893997, 87012085993, 261036257979]

約数ペア:

[(1, 261036257979), (3, 87012085993), (7, 37290893997), (21, 12430297999), (49, 5327270571), (147, 1775756857), (343, 761038653), (1029, 253679551), (1307, 199721697), (3921, 66573899), (9149, 28531671), (27447, 9510557), (64043, 4075953), (192129, 1358651), (194093, 1344903), (448301, 582279)]