2305691385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1\times {\mathrm{463}}^1$

素因数の和:878

約数の個数: 64

約数和(自身を含む): 3992924160

約数和(自身を除く): 1687232775

約数列:

[1, 3, 5, 15, 17, 51, 59, 85, 177, 255, 295, 331, 463, 885, 993, 1003, 1389, 1655, 2315, 3009, 4965, 5015, 5627, 6945, 7871, 15045, 16881, 19529, 23613, 27317, 28135, 39355, 58587, 81951, 84405, 97645, 118065, 136585, 153253, 292935, 331993, 409755, 459759, 464389, 766265, 995979, 1393167, 1659965, 2298795, 2321945, 2605301, 4979895, 6965835, 7815903, 9041927, 13026505, 27125781, 39079515, 45209635, 135628905, 153712759, 461138277, 768563795, 2305691385]

約数ペア:

[(1, 2305691385), (3, 768563795), (5, 461138277), (15, 153712759), (17, 135628905), (51, 45209635), (59, 39079515), (85, 27125781), (177, 13026505), (255, 9041927), (295, 7815903), (331, 6965835), (463, 4979895), (885, 2605301), (993, 2321945), (1003, 2298795), (1389, 1659965), (1655, 1393167), (2315, 995979), (3009, 766265), (4965, 464389), (5015, 459759), (5627, 409755), (6945, 331993), (7871, 292935), (15045, 153253), (16881, 136585), (19529, 118065), (23613, 97645), (27317, 84405), (28135, 81951), (39355, 58587)]