647534635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{2423}}^1$

素因数の和:2595

約数の個数: 32

約数和(自身を含む): 875432448

約数和(自身を除く): 227897813

約数列:

[1, 5, 11, 43, 55, 113, 215, 473, 565, 1243, 2365, 2423, 4859, 6215, 12115, 24295, 26653, 53449, 104189, 133265, 267245, 273799, 520945, 1146079, 1368995, 3011789, 5730395, 11773357, 15058945, 58866785, 129506927, 647534635]

約数ペア:

[(1, 647534635), (5, 129506927), (11, 58866785), (43, 15058945), (55, 11773357), (113, 5730395), (215, 3011789), (473, 1368995), (565, 1146079), (1243, 520945), (2365, 273799), (2423, 267245), (4859, 133265), (6215, 104189), (12115, 53449), (24295, 26653)]