148237905

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{3191}}^1$

素因数の和:3381

約数の個数: 32

約数和(自身を含む): 251274240

約数和(自身を除く): 103036335

約数列:

[1, 3, 5, 15, 19, 57, 95, 163, 285, 489, 815, 2445, 3097, 3191, 9291, 9573, 15485, 15955, 46455, 47865, 60629, 181887, 303145, 520133, 909435, 1560399, 2600665, 7801995, 9882527, 29647581, 49412635, 148237905]

約数ペア:

[(1, 148237905), (3, 49412635), (5, 29647581), (15, 9882527), (19, 7801995), (57, 2600665), (95, 1560399), (163, 909435), (285, 520133), (489, 303145), (815, 181887), (2445, 60629), (3097, 47865), (3191, 46455), (9291, 15955), (9573, 15485)]