13205745

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 27369576

約数和(自身を除く): 14163831

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 53, 63, 105, 113, 147, 159, 245, 265, 315, 339, 371, 441, 477, 565, 735, 791, 795, 1017, 1113, 1695, 1855, 2205, 2373, 2385, 2597, 3339, 3955, 5085, 5537, 5565, 5989, 7119, 7791, 11865, 12985, 16611, 16695, 17967, 23373, 27685, 29945, 35595, 38955, 41923, 49833, 53901, 83055, 89835, 116865, 125769, 209615, 249165, 269505, 293461, 377307, 628845, 880383, 1467305, 1886535, 2641149, 4401915, 13205745]

約数ペア:

[(1, 13205745), (3, 4401915), (5, 2641149), (7, 1886535), (9, 1467305), (15, 880383), (21, 628845), (35, 377307), (45, 293461), (49, 269505), (53, 249165), (63, 209615), (105, 125769), (113, 116865), (147, 89835), (159, 83055), (245, 53901), (265, 49833), (315, 41923), (339, 38955), (371, 35595), (441, 29945), (477, 27685), (565, 23373), (735, 17967), (791, 16695), (795, 16611), (1017, 12985), (1113, 11865), (1695, 7791), (1855, 7119), (2205, 5989), (2373, 5565), (2385, 5537), (2597, 5085), (3339, 3955)]