2660996895

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 4470405120

約数和(自身を除く): 1809408225

約数列:

[1, 3, 5, 15, 37, 79, 111, 137, 185, 237, 395, 411, 443, 555, 685, 1185, 1329, 2055, 2215, 2923, 5069, 6645, 8769, 10823, 14615, 15207, 16391, 25345, 32469, 34997, 43845, 49173, 54115, 60691, 76035, 81955, 104991, 162345, 174985, 182073, 245865, 303455, 400451, 524955, 910365, 1201353, 1294889, 2002255, 2245567, 3884667, 4794589, 6006765, 6474445, 6736701, 11227835, 14383767, 19423335, 23972945, 33683505, 71918835, 177399793, 532199379, 886998965, 2660996895]

約数ペア:

[(1, 2660996895), (3, 886998965), (5, 532199379), (15, 177399793), (37, 71918835), (79, 33683505), (111, 23972945), (137, 19423335), (185, 14383767), (237, 11227835), (395, 6736701), (411, 6474445), (443, 6006765), (555, 4794589), (685, 3884667), (1185, 2245567), (1329, 2002255), (2055, 1294889), (2215, 1201353), (2923, 910365), (5069, 524955), (6645, 400451), (8769, 303455), (10823, 245865), (14615, 182073), (15207, 174985), (16391, 162345), (25345, 104991), (32469, 81955), (34997, 76035), (43845, 60691), (49173, 54115)]