27728505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 59754240

約数和(自身を除く): 32025735

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 41, 45, 57, 63, 95, 105, 113, 123, 133, 171, 205, 285, 287, 315, 339, 369, 399, 565, 615, 665, 779, 791, 855, 861, 1017, 1197, 1435, 1695, 1845, 1995, 2147, 2337, 2373, 2583, 3895, 3955, 4305, 4633, 5085, 5453, 5985, 6441, 7011, 7119, 10735, 11685, 11865, 12915, 13899, 15029, 16359, 19323, 23165, 27265, 32205, 32431, 35055, 35595, 41697, 45087, 49077, 69495, 75145, 81795, 88027, 96615, 97293, 135261, 162155, 208485, 225435, 245385, 264081, 291879, 440135, 486465, 616189, 676305, 792243, 1320405, 1459395, 1848567, 3080945, 3961215, 5545701, 9242835, 27728505]

約数ペア:

[(1, 27728505), (3, 9242835), (5, 5545701), (7, 3961215), (9, 3080945), (15, 1848567), (19, 1459395), (21, 1320405), (35, 792243), (41, 676305), (45, 616189), (57, 486465), (63, 440135), (95, 291879), (105, 264081), (113, 245385), (123, 225435), (133, 208485), (171, 162155), (205, 135261), (285, 97293), (287, 96615), (315, 88027), (339, 81795), (369, 75145), (399, 69495), (565, 49077), (615, 45087), (665, 41697), (779, 35595), (791, 35055), (855, 32431), (861, 32205), (1017, 27265), (1197, 23165), (1435, 19323), (1695, 16359), (1845, 15029), (1995, 13899), (2147, 12915), (2337, 11865), (2373, 11685), (2583, 10735), (3895, 7119), (3955, 7011), (4305, 6441), (4633, 5985), (5085, 5453)]