42070405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{293}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 55738872

約数和(自身を除く): 13668467

約数列:

[1, 5, 13, 47, 65, 235, 293, 611, 1465, 2209, 3055, 3809, 11045, 13771, 19045, 28717, 68855, 143585, 179023, 647237, 895115, 3236185, 8414081, 42070405]

約数ペア:

[(1, 42070405), (5, 8414081), (13, 3236185), (47, 895115), (65, 647237), (235, 179023), (293, 143585), (611, 68855), (1465, 28717), (2209, 19045), (3055, 13771), (3809, 11045)]