155311891

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{6689}}^1$

素因数の和:6834

約数の個数: 16

約数和(自身を含む): 184965120

約数和(自身を除く): 29653229

約数列:

[1, 7, 31, 107, 217, 749, 3317, 6689, 23219, 46823, 207359, 715723, 1451513, 5010061, 22187413, 155311891]

約数ペア:

[(1, 155311891), (7, 22187413), (31, 5010061), (107, 1451513), (217, 715723), (749, 207359), (3317, 46823), (6689, 23219)]