49885479

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 89631360

約数和(自身を除く): 39745881

約数列:

[1, 3, 7, 9, 21, 31, 41, 49, 63, 89, 93, 123, 147, 217, 267, 279, 287, 369, 441, 623, 651, 801, 861, 1271, 1519, 1869, 1953, 2009, 2583, 2759, 3649, 3813, 4361, 4557, 5607, 6027, 8277, 8897, 10947, 11439, 13083, 13671, 18081, 19313, 24831, 25543, 26691, 32841, 39249, 57939, 62279, 76629, 80073, 113119, 135191, 173817, 178801, 186837, 229887, 339357, 405573, 536403, 560511, 791833, 1018071, 1216719, 1609209, 2375499, 5542831, 7126497, 16628493, 49885479]

約数ペア:

[(1, 49885479), (3, 16628493), (7, 7126497), (9, 5542831), (21, 2375499), (31, 1609209), (41, 1216719), (49, 1018071), (63, 791833), (89, 560511), (93, 536403), (123, 405573), (147, 339357), (217, 229887), (267, 186837), (279, 178801), (287, 173817), (369, 135191), (441, 113119), (623, 80073), (651, 76629), (801, 62279), (861, 57939), (1271, 39249), (1519, 32841), (1869, 26691), (1953, 25543), (2009, 24831), (2583, 19313), (2759, 18081), (3649, 13671), (3813, 13083), (4361, 11439), (4557, 10947), (5607, 8897), (6027, 8277)]