206420103

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 340070400

約数和(自身を除く): 133650297

約数列:

[1, 3, 9, 17, 27, 31, 51, 89, 93, 153, 163, 267, 279, 459, 489, 527, 801, 837, 1467, 1513, 1581, 2403, 2759, 2771, 4401, 4539, 4743, 5053, 8277, 8313, 13617, 14229, 14507, 15159, 24831, 24939, 40851, 43521, 45477, 46903, 74493, 74817, 85901, 130563, 136431, 140709, 246619, 257703, 391689, 422127, 449717, 739857, 773109, 1266381, 1349151, 2219571, 2319327, 4047453, 6658713, 7645189, 12142359, 22935567, 68806701, 206420103]

約数ペア:

[(1, 206420103), (3, 68806701), (9, 22935567), (17, 12142359), (27, 7645189), (31, 6658713), (51, 4047453), (89, 2319327), (93, 2219571), (153, 1349151), (163, 1266381), (267, 773109), (279, 739857), (459, 449717), (489, 422127), (527, 391689), (801, 257703), (837, 246619), (1467, 140709), (1513, 136431), (1581, 130563), (2403, 85901), (2759, 74817), (2771, 74493), (4401, 46903), (4539, 45477), (4743, 43521), (5053, 40851), (8277, 24939), (8313, 24831), (13617, 15159), (14229, 14507)]