81213924

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 216760320

約数和(自身を除く): 135546396

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 44, 62, 66, 89, 93, 124, 132, 178, 186, 223, 267, 341, 356, 372, 446, 534, 669, 682, 892, 979, 1023, 1068, 1338, 1364, 1958, 2046, 2453, 2676, 2759, 2937, 3916, 4092, 4906, 5518, 5874, 6913, 7359, 8277, 9812, 11036, 11748, 13826, 14718, 16554, 19847, 20739, 27652, 29436, 30349, 33108, 39694, 41478, 59541, 60698, 76043, 79388, 82956, 91047, 119082, 121396, 152086, 182094, 218317, 228129, 238164, 304172, 364188, 436634, 456258, 615257, 654951, 873268, 912516, 1230514, 1309902, 1845771, 2461028, 2619804, 3691542, 6767827, 7383084, 13535654, 20303481, 27071308, 40606962, 81213924]

約数ペア:

[(1, 81213924), (2, 40606962), (3, 27071308), (4, 20303481), (6, 13535654), (11, 7383084), (12, 6767827), (22, 3691542), (31, 2619804), (33, 2461028), (44, 1845771), (62, 1309902), (66, 1230514), (89, 912516), (93, 873268), (124, 654951), (132, 615257), (178, 456258), (186, 436634), (223, 364188), (267, 304172), (341, 238164), (356, 228129), (372, 218317), (446, 182094), (534, 152086), (669, 121396), (682, 119082), (892, 91047), (979, 82956), (1023, 79388), (1068, 76043), (1338, 60698), (1364, 59541), (1958, 41478), (2046, 39694), (2453, 33108), (2676, 30349), (2759, 29436), (2937, 27652), (3916, 20739), (4092, 19847), (4906, 16554), (5518, 14718), (5874, 13826), (6913, 11748), (7359, 11036), (8277, 9812)]