197459235

素因数分解:

$3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{8081}}^1$

素因数の和:8276

約数の個数: 32

約数和(自身を含む): 353021760

約数和(自身を除く): 155562525

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 181, 543, 905, 1629, 2715, 4887, 8081, 8145, 24243, 24435, 40405, 72729, 121215, 218187, 363645, 1090935, 1462661, 4387983, 7313305, 13163949, 21939915, 39491847, 65819745, 197459235]

約数ペア:

[(1, 197459235), (3, 65819745), (5, 39491847), (9, 21939915), (15, 13163949), (27, 7313305), (45, 4387983), (135, 1462661), (181, 1090935), (543, 363645), (905, 218187), (1629, 121215), (2715, 72729), (4887, 40405), (8081, 24435), (8145, 24243)]