1293115585

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{479}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 1656345600

約数和(自身を除く): 363230015

約数列:

[1, 5, 19, 95, 157, 181, 479, 785, 905, 2395, 2983, 3439, 9101, 14915, 17195, 28417, 45505, 75203, 86699, 142085, 376015, 433495, 539923, 1428857, 1647281, 2699615, 7144285, 8236405, 13611743, 68058715, 258623117, 1293115585]

約数ペア:

[(1, 1293115585), (5, 258623117), (19, 68058715), (95, 13611743), (157, 8236405), (181, 7144285), (479, 2699615), (785, 1647281), (905, 1428857), (2395, 539923), (2983, 433495), (3439, 376015), (9101, 142085), (14915, 86699), (17195, 75203), (28417, 45505)]