1018181556

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{499}}^1\times {\mathrm{2699}}^1$

素因数の和:3218

約数の個数: 96

約数和(自身を含む): 3024000000

約数和(自身を除く): 2005818444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 499, 756, 998, 1497, 1996, 2699, 2994, 3493, 4491, 5398, 5988, 6986, 8097, 8982, 10479, 10796, 13473, 13972, 16194, 17964, 18893, 20958, 24291, 26946, 31437, 32388, 37786, 41916, 48582, 53892, 56679, 62874, 72873, 75572, 94311, 97164, 113358, 125748, 145746, 170037, 188622, 226716, 291492, 340074, 377244, 510111, 680148, 1020222, 1346801, 2040444, 2693602, 4040403, 5387204, 8080806, 9427607, 12121209, 16161612, 18855214, 24242418, 28282821, 36363627, 37710428, 48484836, 56565642, 72727254, 84848463, 113131284, 145454508, 169696926, 254545389, 339393852, 509090778, 1018181556]

約数ペア:

[(1, 1018181556), (2, 509090778), (3, 339393852), (4, 254545389), (6, 169696926), (7, 145454508), (9, 113131284), (12, 84848463), (14, 72727254), (18, 56565642), (21, 48484836), (27, 37710428), (28, 36363627), (36, 28282821), (42, 24242418), (54, 18855214), (63, 16161612), (84, 12121209), (108, 9427607), (126, 8080806), (189, 5387204), (252, 4040403), (378, 2693602), (499, 2040444), (756, 1346801), (998, 1020222), (1497, 680148), (1996, 510111), (2699, 377244), (2994, 340074), (3493, 291492), (4491, 226716), (5398, 188622), (5988, 170037), (6986, 145746), (8097, 125748), (8982, 113358), (10479, 97164), (10796, 94311), (13473, 75572), (13972, 72873), (16194, 62874), (17964, 56679), (18893, 53892), (20958, 48582), (24291, 41916), (26946, 37786), (31437, 32388)]