647674512

素因数分解:

$2^4\times 3^1\times {\mathrm{109}}^1\times {\mathrm{123791}}^1$

素因数の和:123911

約数の個数: 40

約数和(自身を含む): 1688522880

約数和(自身を除く): 1040848368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 109, 218, 327, 436, 654, 872, 1308, 1744, 2616, 5232, 123791, 247582, 371373, 495164, 742746, 990328, 1485492, 1980656, 2970984, 5941968, 13493219, 26986438, 40479657, 53972876, 80959314, 107945752, 161918628, 215891504, 323837256, 647674512]

約数ペア:

[(1, 647674512), (2, 323837256), (3, 215891504), (4, 161918628), (6, 107945752), (8, 80959314), (12, 53972876), (16, 40479657), (24, 26986438), (48, 13493219), (109, 5941968), (218, 2970984), (327, 1980656), (436, 1485492), (654, 990328), (872, 742746), (1308, 495164), (1744, 371373), (2616, 247582), (5232, 123791)]