9921772

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 20845888

約数和(自身を除く): 10924116

約数列:

[1, 2, 4, 7, 14, 28, 37, 61, 74, 122, 148, 157, 244, 259, 314, 427, 518, 628, 854, 1036, 1099, 1708, 2198, 2257, 4396, 4514, 5809, 9028, 9577, 11618, 15799, 19154, 23236, 31598, 38308, 40663, 63196, 67039, 81326, 134078, 162652, 268156, 354349, 708698, 1417396, 2480443, 4960886, 9921772]

約数ペア:

[(1, 9921772), (2, 4960886), (4, 2480443), (7, 1417396), (14, 708698), (28, 354349), (37, 268156), (61, 162652), (74, 134078), (122, 81326), (148, 67039), (157, 63196), (244, 40663), (259, 38308), (314, 31598), (427, 23236), (518, 19154), (628, 15799), (854, 11618), (1036, 9577), (1099, 9028), (1708, 5809), (2198, 4514), (2257, 4396)]