43640816

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:629

約数の個数: 40

約数和(自身を含む): 87208704

約数和(自身を除く): 43567888

約数列:

[1, 2, 4, 8, 16, 47, 94, 131, 188, 262, 376, 443, 524, 752, 886, 1048, 1772, 2096, 3544, 6157, 7088, 12314, 20821, 24628, 41642, 49256, 58033, 83284, 98512, 116066, 166568, 232132, 333136, 464264, 928528, 2727551, 5455102, 10910204, 21820408, 43640816]

約数ペア:

[(1, 43640816), (2, 21820408), (4, 10910204), (8, 5455102), (16, 2727551), (47, 928528), (94, 464264), (131, 333136), (188, 232132), (262, 166568), (376, 116066), (443, 98512), (524, 83284), (752, 58033), (886, 49256), (1048, 41642), (1772, 24628), (2096, 20821), (3544, 12314), (6157, 7088)]