28011035

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{613}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 39197760

約数和(自身を除く): 11186725

約数列:

[1, 5, 13, 19, 37, 65, 95, 185, 247, 481, 613, 703, 1235, 2405, 3065, 3515, 7969, 9139, 11647, 22681, 39845, 45695, 58235, 113405, 151411, 294853, 430939, 757055, 1474265, 2154695, 5602207, 28011035]

約数ペア:

[(1, 28011035), (5, 5602207), (13, 2154695), (19, 1474265), (37, 757055), (65, 430939), (95, 294853), (185, 151411), (247, 113405), (481, 58235), (613, 45695), (703, 39845), (1235, 22681), (2405, 11647), (3065, 9139), (3515, 7969)]