13202156975

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{468577}}^1$

素因数の和:468624

約数の個数: 36

約数和(自身を含む): 19871455824

約数和(自身を除く): 6669298849

約数列:

[1, 5, 7, 23, 25, 35, 49, 115, 161, 175, 245, 575, 805, 1127, 1225, 4025, 5635, 28175, 468577, 2342885, 3280039, 10777271, 11714425, 16400195, 22960273, 53886355, 75440897, 82000975, 114801365, 269431775, 377204485, 528086279, 574006825, 1886022425, 2640431395, 13202156975]

約数ペア:

[(1, 13202156975), (5, 2640431395), (7, 1886022425), (23, 574006825), (25, 528086279), (35, 377204485), (49, 269431775), (115, 114801365), (161, 82000975), (175, 75440897), (245, 53886355), (575, 22960273), (805, 16400195), (1127, 11714425), (1225, 10777271), (4025, 3280039), (5635, 2342885), (28175, 468577)]