16121735

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2861}}^1$

素因数の和:2903

約数の個数: 24

約数和(自身を含む): 23491296

約数和(自身を除く): 7369561

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 2861, 5635, 14305, 20027, 65803, 100135, 140189, 329015, 460621, 700945, 2303105, 3224347, 16121735]

約数ペア:

[(1, 16121735), (5, 3224347), (7, 2303105), (23, 700945), (35, 460621), (49, 329015), (115, 140189), (161, 100135), (245, 65803), (805, 20027), (1127, 14305), (2861, 5635)]