12756564

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 33874568

約数和(自身を除く): 21118004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 61, 74, 111, 122, 148, 157, 183, 222, 244, 314, 333, 366, 444, 471, 549, 628, 666, 732, 942, 1098, 1332, 1413, 1884, 2196, 2257, 2826, 4514, 5652, 5809, 6771, 9028, 9577, 11618, 13542, 17427, 19154, 20313, 23236, 27084, 28731, 34854, 38308, 40626, 52281, 57462, 69708, 81252, 86193, 104562, 114924, 172386, 209124, 344772, 354349, 708698, 1063047, 1417396, 2126094, 3189141, 4252188, 6378282, 12756564]

約数ペア:

[(1, 12756564), (2, 6378282), (3, 4252188), (4, 3189141), (6, 2126094), (9, 1417396), (12, 1063047), (18, 708698), (36, 354349), (37, 344772), (61, 209124), (74, 172386), (111, 114924), (122, 104562), (148, 86193), (157, 81252), (183, 69708), (222, 57462), (244, 52281), (314, 40626), (333, 38308), (366, 34854), (444, 28731), (471, 27084), (549, 23236), (628, 20313), (666, 19154), (732, 17427), (942, 13542), (1098, 11618), (1332, 9577), (1413, 9028), (1884, 6771), (2196, 5809), (2257, 5652), (2826, 4514)]