9837905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 15628032

約数和(自身を除く): 5790127

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 101, 115, 121, 161, 253, 385, 505, 605, 707, 805, 847, 1111, 1265, 1771, 2323, 2783, 3535, 4235, 5555, 7777, 8855, 11615, 12221, 13915, 16261, 19481, 25553, 38885, 61105, 81305, 85547, 97405, 127765, 178871, 281083, 427735, 894355, 1405415, 1967581, 9837905]

約数ペア:

[(1, 9837905), (5, 1967581), (7, 1405415), (11, 894355), (23, 427735), (35, 281083), (55, 178871), (77, 127765), (101, 97405), (115, 85547), (121, 81305), (161, 61105), (253, 38885), (385, 25553), (505, 19481), (605, 16261), (707, 13915), (805, 12221), (847, 11615), (1111, 8855), (1265, 7777), (1771, 5555), (2323, 4235), (2783, 3535)]