251514172

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{887}}^1$

素因数の和:971

約数の個数: 96

約数和(自身を含む): 584801280

約数和(自身を除く): 333287108

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 41, 52, 76, 82, 91, 133, 164, 182, 247, 266, 287, 364, 494, 532, 533, 574, 779, 887, 988, 1066, 1148, 1558, 1729, 1774, 2132, 3116, 3458, 3548, 3731, 5453, 6209, 6916, 7462, 10127, 10906, 11531, 12418, 14924, 16853, 20254, 21812, 23062, 24836, 33706, 36367, 40508, 46124, 67412, 70889, 72734, 80717, 117971, 141778, 145468, 161434, 219089, 235942, 254569, 283556, 322868, 438178, 471884, 472771, 509138, 690973, 876356, 945542, 1018276, 1381946, 1533623, 1891084, 2763892, 3067246, 3309397, 4836811, 6134492, 6618794, 8982649, 9673622, 13237588, 17965298, 19347244, 35930596, 62878543, 125757086, 251514172]

約数ペア:

[(1, 251514172), (2, 125757086), (4, 62878543), (7, 35930596), (13, 19347244), (14, 17965298), (19, 13237588), (26, 9673622), (28, 8982649), (38, 6618794), (41, 6134492), (52, 4836811), (76, 3309397), (82, 3067246), (91, 2763892), (133, 1891084), (164, 1533623), (182, 1381946), (247, 1018276), (266, 945542), (287, 876356), (364, 690973), (494, 509138), (532, 472771), (533, 471884), (574, 438178), (779, 322868), (887, 283556), (988, 254569), (1066, 235942), (1148, 219089), (1558, 161434), (1729, 145468), (1774, 141778), (2132, 117971), (3116, 80717), (3458, 72734), (3548, 70889), (3731, 67412), (5453, 46124), (6209, 40508), (6916, 36367), (7462, 33706), (10127, 24836), (10906, 23062), (11531, 21812), (12418, 20254), (14924, 16853)]