30642789

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 45048960

約数和(自身を除く): 14406171

約数列:

[1, 3, 17, 43, 51, 89, 129, 157, 267, 471, 731, 1513, 2193, 2669, 3827, 4539, 6751, 8007, 11481, 13973, 20253, 41919, 65059, 114767, 195177, 237541, 344301, 600839, 712623, 1802517, 10214263, 30642789]

約数ペア:

[(1, 30642789), (3, 10214263), (17, 1802517), (43, 712623), (51, 600839), (89, 344301), (129, 237541), (157, 195177), (267, 114767), (471, 65059), (731, 41919), (1513, 20253), (2193, 13973), (2669, 11481), (3827, 8007), (4539, 6751)]