168920388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{51563}}^1$

素因数の和:51593

約数の個数: 72

約数和(自身を含む): 525540288

約数和(自身を除く): 356619900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 51563, 103126, 154689, 206252, 309378, 360941, 464067, 618756, 670319, 721882, 928134, 1082823, 1340638, 1443764, 1856268, 2010957, 2165646, 2681276, 3248469, 4021914, 4331292, 4692233, 6032871, 6496938, 8043828, 9384466, 12065742, 12993876, 14076699, 18768932, 24131484, 28153398, 42230097, 56306796, 84460194, 168920388]

約数ペア:

[(1, 168920388), (2, 84460194), (3, 56306796), (4, 42230097), (6, 28153398), (7, 24131484), (9, 18768932), (12, 14076699), (13, 12993876), (14, 12065742), (18, 9384466), (21, 8043828), (26, 6496938), (28, 6032871), (36, 4692233), (39, 4331292), (42, 4021914), (52, 3248469), (63, 2681276), (78, 2165646), (84, 2010957), (91, 1856268), (117, 1443764), (126, 1340638), (156, 1082823), (182, 928134), (234, 721882), (252, 670319), (273, 618756), (364, 464067), (468, 360941), (546, 309378), (819, 206252), (1092, 154689), (1638, 103126), (3276, 51563)]