74368721

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 90134784

約数和(自身を除く): 15766063

約数列:

[1, 7, 31, 49, 173, 217, 283, 1211, 1519, 1981, 5363, 8477, 8773, 13867, 37541, 48959, 61411, 262787, 342713, 429877, 1517729, 2398991, 10624103, 74368721]

約数ペア:

[(1, 74368721), (7, 10624103), (31, 2398991), (49, 1517729), (173, 429877), (217, 342713), (283, 262787), (1211, 61411), (1519, 48959), (1981, 37541), (5363, 13867), (8477, 8773)]