25495974

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:370

約数の個数: 72

約数和(自身を含む): 65036088

約数和(自身を除く): 39540114

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 137, 147, 211, 274, 294, 411, 422, 441, 633, 822, 882, 959, 1233, 1266, 1477, 1899, 1918, 2466, 2877, 2954, 3798, 4431, 5754, 6713, 8631, 8862, 10339, 13293, 13426, 17262, 20139, 20678, 26586, 28907, 31017, 40278, 57814, 60417, 62034, 86721, 93051, 120834, 173442, 186102, 202349, 260163, 404698, 520326, 607047, 1214094, 1416443, 1821141, 2832886, 3642282, 4249329, 8498658, 12747987, 25495974]

約数ペア:

[(1, 25495974), (2, 12747987), (3, 8498658), (6, 4249329), (7, 3642282), (9, 2832886), (14, 1821141), (18, 1416443), (21, 1214094), (42, 607047), (49, 520326), (63, 404698), (98, 260163), (126, 202349), (137, 186102), (147, 173442), (211, 120834), (274, 93051), (294, 86721), (411, 62034), (422, 60417), (441, 57814), (633, 40278), (822, 31017), (882, 28907), (959, 26586), (1233, 20678), (1266, 20139), (1477, 17262), (1899, 13426), (1918, 13293), (2466, 10339), (2877, 8862), (2954, 8631), (3798, 6713), (4431, 5754)]