55853721

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 107557632

約数和(自身を除く): 51703911

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 121, 153, 187, 231, 357, 363, 431, 561, 693, 847, 1071, 1089, 1293, 1309, 1683, 2057, 2541, 3017, 3879, 3927, 4741, 6171, 7327, 7623, 9051, 11781, 14223, 14399, 18513, 21981, 27153, 33187, 42669, 43197, 51289, 52151, 65943, 80597, 99561, 129591, 153867, 156453, 241791, 298683, 365057, 461601, 469359, 564179, 725373, 886567, 1095171, 1692537, 2659701, 3285513, 5077611, 6205969, 7979103, 18617907, 55853721]

約数ペア:

[(1, 55853721), (3, 18617907), (7, 7979103), (9, 6205969), (11, 5077611), (17, 3285513), (21, 2659701), (33, 1692537), (51, 1095171), (63, 886567), (77, 725373), (99, 564179), (119, 469359), (121, 461601), (153, 365057), (187, 298683), (231, 241791), (357, 156453), (363, 153867), (431, 129591), (561, 99561), (693, 80597), (847, 65943), (1071, 52151), (1089, 51289), (1293, 43197), (1309, 42669), (1683, 33187), (2057, 27153), (2541, 21981), (3017, 18513), (3879, 14399), (3927, 14223), (4741, 11781), (6171, 9051), (7327, 7623)]