81040248

素因数分解:

$2^3\times 3^2\times {\mathrm{1125559}}^1$

素因数の和:1125571

約数の個数: 24

約数和(自身を含む): 219484200

約数和(自身を除く): 138443952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1125559, 2251118, 3376677, 4502236, 6753354, 9004472, 10130031, 13506708, 20260062, 27013416, 40520124, 81040248]

約数ペア:

[(1, 81040248), (2, 40520124), (3, 27013416), (4, 20260062), (6, 13506708), (8, 10130031), (9, 9004472), (12, 6753354), (18, 4502236), (24, 3376677), (36, 2251118), (72, 1125559)]