28642224

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:454

約数の個数: 80

約数和(自身を含む): 80432352

約数和(自身を除く): 51790128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 197, 208, 233, 312, 394, 466, 591, 624, 699, 788, 932, 1182, 1398, 1576, 1864, 2364, 2561, 2796, 3029, 3152, 3728, 4728, 5122, 5592, 6058, 7683, 9087, 9456, 10244, 11184, 12116, 15366, 18174, 20488, 24232, 30732, 36348, 40976, 45901, 48464, 61464, 72696, 91802, 122928, 137703, 145392, 183604, 275406, 367208, 550812, 596713, 734416, 1101624, 1193426, 1790139, 2203248, 2386852, 3580278, 4773704, 7160556, 9547408, 14321112, 28642224]

約数ペア:

[(1, 28642224), (2, 14321112), (3, 9547408), (4, 7160556), (6, 4773704), (8, 3580278), (12, 2386852), (13, 2203248), (16, 1790139), (24, 1193426), (26, 1101624), (39, 734416), (48, 596713), (52, 550812), (78, 367208), (104, 275406), (156, 183604), (197, 145392), (208, 137703), (233, 122928), (312, 91802), (394, 72696), (466, 61464), (591, 48464), (624, 45901), (699, 40976), (788, 36348), (932, 30732), (1182, 24232), (1398, 20488), (1576, 18174), (1864, 15366), (2364, 12116), (2561, 11184), (2796, 10244), (3029, 9456), (3152, 9087), (3728, 7683), (4728, 6058), (5122, 5592)]