1639874964

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{214531}}^1$

素因数の和:214565

約数の個数: 72

約数和(自身を含む): 4793503008

約数和(自身を除く): 3153628044

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 214531, 429062, 643593, 858124, 1287186, 1501717, 2574372, 2788903, 3003434, 4505151, 5577806, 6006868, 8366709, 9010302, 10512019, 11155612, 16733418, 18020604, 19522321, 21024038, 31536057, 33466836, 39044642, 42048076, 58566963, 63072114, 78089284, 117133926, 126144228, 136656247, 234267852, 273312494, 409968741, 546624988, 819937482, 1639874964]

約数ペア:

[(1, 1639874964), (2, 819937482), (3, 546624988), (4, 409968741), (6, 273312494), (7, 234267852), (12, 136656247), (13, 126144228), (14, 117133926), (21, 78089284), (26, 63072114), (28, 58566963), (39, 42048076), (42, 39044642), (49, 33466836), (52, 31536057), (78, 21024038), (84, 19522321), (91, 18020604), (98, 16733418), (147, 11155612), (156, 10512019), (182, 9010302), (196, 8366709), (273, 6006868), (294, 5577806), (364, 4505151), (546, 3003434), (588, 2788903), (637, 2574372), (1092, 1501717), (1274, 1287186), (1911, 858124), (2548, 643593), (3822, 429062), (7644, 214531)]