1981170438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{757}}^1$

素因数の和:906

約数の個数: 96

約数和(自身を含む): 4494333600

約数和(自身を除く): 2513163162

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 89, 169, 174, 178, 267, 338, 377, 507, 534, 754, 757, 1014, 1131, 1157, 1514, 2262, 2271, 2314, 2581, 3471, 4542, 4901, 5162, 6942, 7743, 9802, 9841, 14703, 15041, 15486, 19682, 21953, 29406, 29523, 30082, 33553, 43906, 45123, 59046, 65859, 67106, 67373, 90246, 100659, 127933, 131718, 134746, 201318, 202119, 255866, 285389, 383799, 404238, 436189, 570778, 767598, 856167, 872378, 875849, 1308567, 1712334, 1751698, 1953817, 2617134, 2627547, 3710057, 3907634, 5255094, 5861451, 7420114, 11130171, 11386037, 11722902, 22260342, 22772074, 25399621, 34158111, 50799242, 68316222, 76198863, 152397726, 330195073, 660390146, 990585219, 1981170438]

約数ペア:

[(1, 1981170438), (2, 990585219), (3, 660390146), (6, 330195073), (13, 152397726), (26, 76198863), (29, 68316222), (39, 50799242), (58, 34158111), (78, 25399621), (87, 22772074), (89, 22260342), (169, 11722902), (174, 11386037), (178, 11130171), (267, 7420114), (338, 5861451), (377, 5255094), (507, 3907634), (534, 3710057), (754, 2627547), (757, 2617134), (1014, 1953817), (1131, 1751698), (1157, 1712334), (1514, 1308567), (2262, 875849), (2271, 872378), (2314, 856167), (2581, 767598), (3471, 570778), (4542, 436189), (4901, 404238), (5162, 383799), (6942, 285389), (7743, 255866), (9802, 202119), (9841, 201318), (14703, 134746), (15041, 131718), (15486, 127933), (19682, 100659), (21953, 90246), (29406, 67373), (29523, 67106), (30082, 65859), (33553, 59046), (43906, 45123)]