157031865

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20407}}^1$

素因数の和:20443

約数の個数: 40

約数和(自身を含む): 296324160

約数和(自身を除く): 139292295

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 20407, 61221, 102035, 183663, 306105, 387733, 550989, 918315, 1163199, 1652967, 1938665, 2754945, 3489597, 5815995, 8264835, 10468791, 17447985, 31406373, 52343955, 157031865]

約数ペア:

[(1, 157031865), (3, 52343955), (5, 31406373), (9, 17447985), (15, 10468791), (19, 8264835), (27, 5815995), (45, 3489597), (57, 2754945), (81, 1938665), (95, 1652967), (135, 1163199), (171, 918315), (285, 550989), (405, 387733), (513, 306105), (855, 183663), (1539, 102035), (2565, 61221), (7695, 20407)]