72317819

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1$

素因数の和:599

約数の個数: 32

約数和(自身を含む): 92897280

約数和(自身を除く): 20579461

約数列:

[1, 7, 19, 23, 47, 133, 161, 329, 437, 503, 893, 1081, 3059, 3521, 6251, 7567, 9557, 11569, 20539, 23641, 66899, 80983, 143773, 165487, 219811, 449179, 543743, 1538677, 3144253, 3806201, 10331117, 72317819]

約数ペア:

[(1, 72317819), (7, 10331117), (19, 3806201), (23, 3144253), (47, 1538677), (133, 543743), (161, 449179), (329, 219811), (437, 165487), (503, 143773), (893, 80983), (1081, 66899), (3059, 23641), (3521, 20539), (6251, 11569), (7567, 9557)]