90183990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{231241}}^1$

素因数の和:231264

約数の個数: 32

約数和(自身を含む): 233091936

約数和(自身を除く): 142907946

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 231241, 462482, 693723, 1156205, 1387446, 2312410, 3006133, 3468615, 6012266, 6937230, 9018399, 15030665, 18036798, 30061330, 45091995, 90183990]

約数ペア:

[(1, 90183990), (2, 45091995), (3, 30061330), (5, 18036798), (6, 15030665), (10, 9018399), (13, 6937230), (15, 6012266), (26, 3468615), (30, 3006133), (39, 2312410), (65, 1387446), (78, 1156205), (130, 693723), (195, 462482), (390, 231241)]