139464815

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{743}}^1$

素因数の和:959

約数の個数: 32

約数和(自身を含む): 198844416

約数和(自身を除く): 59379601

約数列:

[1, 5, 7, 31, 35, 155, 173, 217, 743, 865, 1085, 1211, 3715, 5201, 5363, 6055, 23033, 26005, 26815, 37541, 115165, 128539, 161231, 187705, 642695, 806155, 899773, 3984709, 4498865, 19923545, 27892963, 139464815]

約数ペア:

[(1, 139464815), (5, 27892963), (7, 19923545), (31, 4498865), (35, 3984709), (155, 899773), (173, 806155), (217, 642695), (743, 187705), (865, 161231), (1085, 128539), (1211, 115165), (3715, 37541), (5201, 26815), (5363, 26005), (6055, 23033)]