281034117

素因数分解:

$3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 528353280

約数和(自身を除く): 247319163

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 71, 81, 91, 117, 179, 189, 213, 243, 273, 351, 497, 537, 567, 639, 819, 923, 1053, 1253, 1491, 1611, 1701, 1917, 2327, 2457, 2769, 3159, 3759, 4473, 4833, 5751, 6461, 6981, 7371, 8307, 11277, 12709, 13419, 14499, 16289, 17253, 19383, 20943, 22113, 24921, 33831, 38127, 40257, 43497, 48867, 58149, 62829, 74763, 88963, 101493, 114381, 120771, 146601, 165217, 174447, 188487, 224289, 266889, 304479, 343143, 439803, 495651, 523341, 565461, 800667, 1029429, 1156519, 1319409, 1486953, 1570023, 2402001, 3088287, 3469557, 3958227, 4460859, 7206003, 10408671, 13382577, 21618009, 31226013, 40147731, 93678039, 281034117]

約数ペア:

[(1, 281034117), (3, 93678039), (7, 40147731), (9, 31226013), (13, 21618009), (21, 13382577), (27, 10408671), (39, 7206003), (63, 4460859), (71, 3958227), (81, 3469557), (91, 3088287), (117, 2402001), (179, 1570023), (189, 1486953), (213, 1319409), (243, 1156519), (273, 1029429), (351, 800667), (497, 565461), (537, 523341), (567, 495651), (639, 439803), (819, 343143), (923, 304479), (1053, 266889), (1253, 224289), (1491, 188487), (1611, 174447), (1701, 165217), (1917, 146601), (2327, 120771), (2457, 114381), (2769, 101493), (3159, 88963), (3759, 74763), (4473, 62829), (4833, 58149), (5751, 48867), (6461, 43497), (6981, 40257), (7371, 38127), (8307, 33831), (11277, 24921), (12709, 22113), (13419, 20943), (14499, 19383), (16289, 17253)]