42906213

素因数分解:

$3^3\times 7^3\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 76608000

約数和(自身を除く): 33701787

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 113, 123, 147, 189, 287, 339, 343, 369, 441, 791, 861, 1017, 1029, 1107, 1323, 2009, 2373, 2583, 3051, 3087, 4633, 5537, 6027, 7119, 7749, 9261, 13899, 14063, 16611, 18081, 21357, 32431, 38759, 41697, 42189, 49833, 54243, 97293, 116277, 125091, 126567, 149499, 227017, 291879, 348831, 379701, 681051, 875637, 1046493, 1589119, 2043153, 4767357, 6129459, 14302071, 42906213]

約数ペア:

[(1, 42906213), (3, 14302071), (7, 6129459), (9, 4767357), (21, 2043153), (27, 1589119), (41, 1046493), (49, 875637), (63, 681051), (113, 379701), (123, 348831), (147, 291879), (189, 227017), (287, 149499), (339, 126567), (343, 125091), (369, 116277), (441, 97293), (791, 54243), (861, 49833), (1017, 42189), (1029, 41697), (1107, 38759), (1323, 32431), (2009, 21357), (2373, 18081), (2583, 16611), (3051, 14063), (3087, 13899), (4633, 9261), (5537, 7749), (6027, 7119)]