238475853

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{457}}^1$

素因数の和:735

約数の個数: 64

約数和(自身を含む): 443197440

約数和(自身を除く): 204721587

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 251, 297, 457, 693, 753, 1371, 1757, 2079, 2259, 2761, 3199, 4113, 5027, 5271, 6777, 8283, 9597, 12339, 15081, 15813, 19327, 24849, 28791, 35189, 45243, 47439, 57981, 74547, 86373, 105567, 114707, 135729, 173943, 316701, 344121, 521829, 802949, 950103, 1032363, 1261777, 2408847, 3097089, 3785331, 7226541, 8832439, 11355993, 21679623, 26497317, 34067979, 79491951, 238475853]

約数ペア:

[(1, 238475853), (3, 79491951), (7, 34067979), (9, 26497317), (11, 21679623), (21, 11355993), (27, 8832439), (33, 7226541), (63, 3785331), (77, 3097089), (99, 2408847), (189, 1261777), (231, 1032363), (251, 950103), (297, 802949), (457, 521829), (693, 344121), (753, 316701), (1371, 173943), (1757, 135729), (2079, 114707), (2259, 105567), (2761, 86373), (3199, 74547), (4113, 57981), (5027, 47439), (5271, 45243), (6777, 35189), (8283, 28791), (9597, 24849), (12339, 19327), (15081, 15813)]