123895387

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 158630400

約数和(自身を除く): 34735013

約数列:

[1, 7, 11, 77, 89, 101, 179, 623, 707, 979, 1111, 1253, 1969, 6853, 7777, 8989, 13783, 15931, 18079, 62923, 98879, 111517, 126553, 175241, 198869, 692153, 1226687, 1392083, 1609031, 11263217, 17699341, 123895387]

約数ペア:

[(1, 123895387), (7, 17699341), (11, 11263217), (77, 1609031), (89, 1392083), (101, 1226687), (179, 692153), (623, 198869), (707, 175241), (979, 126553), (1111, 111517), (1253, 98879), (1969, 62923), (6853, 18079), (7777, 15931), (8989, 13783)]