131388390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{208553}}^1$

素因数の和:208573

約数の個数: 48

約数和(自身を含む): 390413088

約数和(自身を除く): 259024698

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 208553, 417106, 625659, 1042765, 1251318, 1459871, 1876977, 2085530, 2919742, 3128295, 3753954, 4379613, 6256590, 7299355, 8759226, 9384885, 13138839, 14598710, 18769770, 21898065, 26277678, 43796130, 65694195, 131388390]

約数ペア:

[(1, 131388390), (2, 65694195), (3, 43796130), (5, 26277678), (6, 21898065), (7, 18769770), (9, 14598710), (10, 13138839), (14, 9384885), (15, 8759226), (18, 7299355), (21, 6256590), (30, 4379613), (35, 3753954), (42, 3128295), (45, 2919742), (63, 2085530), (70, 1876977), (90, 1459871), (105, 1251318), (126, 1042765), (210, 625659), (315, 417106), (630, 208553)]