28230832

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 66281472

約数和(自身を除く): 38050640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 47, 56, 62, 94, 112, 124, 173, 188, 217, 248, 329, 346, 376, 434, 496, 658, 692, 752, 868, 1211, 1316, 1384, 1457, 1736, 2422, 2632, 2768, 2914, 3472, 4844, 5264, 5363, 5828, 8131, 9688, 10199, 10726, 11656, 16262, 19376, 20398, 21452, 23312, 32524, 37541, 40796, 42904, 56917, 65048, 75082, 81592, 85808, 113834, 130096, 150164, 163184, 227668, 252061, 300328, 455336, 504122, 600656, 910672, 1008244, 1764427, 2016488, 3528854, 4032976, 7057708, 14115416, 28230832]

約数ペア:

[(1, 28230832), (2, 14115416), (4, 7057708), (7, 4032976), (8, 3528854), (14, 2016488), (16, 1764427), (28, 1008244), (31, 910672), (47, 600656), (56, 504122), (62, 455336), (94, 300328), (112, 252061), (124, 227668), (173, 163184), (188, 150164), (217, 130096), (248, 113834), (329, 85808), (346, 81592), (376, 75082), (434, 65048), (496, 56917), (658, 42904), (692, 40796), (752, 37541), (868, 32524), (1211, 23312), (1316, 21452), (1384, 20398), (1457, 19376), (1736, 16262), (2422, 11656), (2632, 10726), (2768, 10199), (2914, 9688), (3472, 8131), (4844, 5828), (5264, 5363)]