42071991

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 64

約数和(自身を含む): 69672960

約数和(自身を除く): 27600969

約数列:

[1, 3, 13, 17, 23, 31, 39, 51, 69, 89, 93, 221, 267, 299, 391, 403, 527, 663, 713, 897, 1157, 1173, 1209, 1513, 1581, 2047, 2139, 2759, 3471, 4539, 5083, 6141, 6851, 8277, 9269, 12121, 15249, 19669, 20553, 26611, 27807, 34799, 35867, 36363, 46903, 59007, 63457, 79833, 104397, 107601, 140709, 157573, 190371, 452387, 472719, 609739, 824941, 1078769, 1357161, 1829217, 2474823, 3236307, 14023997, 42071991]

約数ペア:

[(1, 42071991), (3, 14023997), (13, 3236307), (17, 2474823), (23, 1829217), (31, 1357161), (39, 1078769), (51, 824941), (69, 609739), (89, 472719), (93, 452387), (221, 190371), (267, 157573), (299, 140709), (391, 107601), (403, 104397), (527, 79833), (663, 63457), (713, 59007), (897, 46903), (1157, 36363), (1173, 35867), (1209, 34799), (1513, 27807), (1581, 26611), (2047, 20553), (2139, 19669), (2759, 15249), (3471, 12121), (4539, 9269), (5083, 8277), (6141, 6851)]