8381388

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 20599040

約数和(自身を除く): 12217652

約数列:

[1, 2, 3, 4, 6, 12, 37, 43, 74, 86, 111, 129, 148, 172, 222, 258, 439, 444, 516, 878, 1317, 1591, 1756, 2634, 3182, 4773, 5268, 6364, 9546, 16243, 18877, 19092, 32486, 37754, 48729, 56631, 64972, 75508, 97458, 113262, 194916, 226524, 698449, 1396898, 2095347, 2793796, 4190694, 8381388]

約数ペア:

[(1, 8381388), (2, 4190694), (3, 2793796), (4, 2095347), (6, 1396898), (12, 698449), (37, 226524), (43, 194916), (74, 113262), (86, 97458), (111, 75508), (129, 64972), (148, 56631), (172, 48729), (222, 37754), (258, 32486), (439, 19092), (444, 18877), (516, 16243), (878, 9546), (1317, 6364), (1591, 5268), (1756, 4773), (2634, 3182)]