72917383

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 101122560

約数和(自身を除く): 28205177

約数列:

[1, 7, 11, 19, 23, 77, 121, 133, 161, 197, 209, 253, 437, 847, 1379, 1463, 1771, 2167, 2299, 2783, 3059, 3743, 4531, 4807, 15169, 16093, 19481, 23837, 26201, 31717, 33649, 41173, 49841, 52877, 86089, 166859, 288211, 348887, 370139, 452903, 548251, 602623, 946979, 3170321, 3837757, 6628853, 10416769, 72917383]

約数ペア:

[(1, 72917383), (7, 10416769), (11, 6628853), (19, 3837757), (23, 3170321), (77, 946979), (121, 602623), (133, 548251), (161, 452903), (197, 370139), (209, 348887), (253, 288211), (437, 166859), (847, 86089), (1379, 52877), (1463, 49841), (1771, 41173), (2167, 33649), (2299, 31717), (2783, 26201), (3059, 23837), (3743, 19481), (4531, 16093), (4807, 15169)]