15776397

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6421}}^1$

素因数の和:6450

約数の個数: 32

約数和(自身を含む): 28770560

約数和(自身を除く): 12994163

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 6421, 19263, 44947, 57789, 83473, 134841, 173367, 250419, 404523, 584311, 751257, 1213569, 1752933, 2253771, 5258799, 15776397]

約数ペア:

[(1, 15776397), (3, 5258799), (7, 2253771), (9, 1752933), (13, 1213569), (21, 751257), (27, 584311), (39, 404523), (63, 250419), (91, 173367), (117, 134841), (189, 83473), (273, 57789), (351, 44947), (819, 19263), (2457, 6421)]