28478632

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39119}}^1$

素因数の和:39145

約数の個数: 32

約数和(自身を含む): 65721600

約数和(自身を除く): 37242968

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 39119, 78238, 156476, 273833, 312952, 508547, 547666, 1017094, 1095332, 2034188, 2190664, 3559829, 4068376, 7119658, 14239316, 28478632]

約数ペア:

[(1, 28478632), (2, 14239316), (4, 7119658), (7, 4068376), (8, 3559829), (13, 2190664), (14, 2034188), (26, 1095332), (28, 1017094), (52, 547666), (56, 508547), (91, 312952), (104, 273833), (182, 156476), (364, 78238), (728, 39119)]