308707929

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 485896320

約数和(自身を除く): 177188391

約数列:

[1, 3, 9, 27, 29, 71, 81, 87, 213, 243, 261, 617, 639, 783, 1851, 1917, 2059, 2349, 5553, 5751, 6177, 7047, 16659, 17253, 17893, 18531, 43807, 49977, 53679, 55593, 131421, 149931, 161037, 166779, 394263, 483111, 500337, 1182789, 1270403, 1449333, 3548367, 3811209, 4347999, 10645101, 11433627, 34300881, 102902643, 308707929]

約数ペア:

[(1, 308707929), (3, 102902643), (9, 34300881), (27, 11433627), (29, 10645101), (71, 4347999), (81, 3811209), (87, 3548367), (213, 1449333), (243, 1270403), (261, 1182789), (617, 500337), (639, 483111), (783, 394263), (1851, 166779), (1917, 161037), (2059, 149931), (2349, 131421), (5553, 55593), (5751, 53679), (6177, 49977), (7047, 43807), (16659, 18531), (17253, 17893)]