152891879

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 193781760

約数和(自身を除く): 40889881

約数列:

[1, 7, 19, 23, 133, 151, 161, 331, 437, 1057, 2317, 2869, 3059, 3473, 6289, 7613, 20083, 24311, 44023, 49981, 53291, 65987, 144647, 349867, 461909, 949639, 1012529, 1149563, 6647473, 8046941, 21841697, 152891879]

約数ペア:

[(1, 152891879), (7, 21841697), (19, 8046941), (23, 6647473), (133, 1149563), (151, 1012529), (161, 949639), (331, 461909), (437, 349867), (1057, 144647), (2317, 65987), (2869, 53291), (3059, 49981), (3473, 44023), (6289, 24311), (7613, 20083)]