221525928

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{26297}}^1$

素因数の和:26328

約数の個数: 80

約数和(自身を含む): 668232180

約数和(自身を除く): 446706252

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2808, 4212, 8424, 26297, 52594, 78891, 105188, 157782, 210376, 236673, 315564, 341861, 473346, 631128, 683722, 710019, 946692, 1025583, 1367444, 1420038, 1893384, 2051166, 2130057, 2734888, 2840076, 3076749, 4102332, 4260114, 5680152, 6153498, 8204664, 8520228, 9230247, 12306996, 17040456, 18460494, 24613992, 27690741, 36920988, 55381482, 73841976, 110762964, 221525928]

約数ペア:

[(1, 221525928), (2, 110762964), (3, 73841976), (4, 55381482), (6, 36920988), (8, 27690741), (9, 24613992), (12, 18460494), (13, 17040456), (18, 12306996), (24, 9230247), (26, 8520228), (27, 8204664), (36, 6153498), (39, 5680152), (52, 4260114), (54, 4102332), (72, 3076749), (78, 2840076), (81, 2734888), (104, 2130057), (108, 2051166), (117, 1893384), (156, 1420038), (162, 1367444), (216, 1025583), (234, 946692), (312, 710019), (324, 683722), (351, 631128), (468, 473346), (648, 341861), (702, 315564), (936, 236673), (1053, 210376), (1404, 157782), (2106, 105188), (2808, 78891), (4212, 52594), (8424, 26297)]