405304428

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1\times {\mathrm{1783}}^1$

素因数の和:2806

約数の個数: 48

約数和(自身を含む): 997041920

約数和(自身を除く): 591737492

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 997, 1783, 1994, 2991, 3566, 3988, 5349, 5982, 7132, 10698, 11964, 18943, 21396, 33877, 37886, 56829, 67754, 75772, 101631, 113658, 135508, 203262, 227316, 406524, 1777651, 3555302, 5332953, 7110604, 10665906, 21331812, 33775369, 67550738, 101326107, 135101476, 202652214, 405304428]

約数ペア:

[(1, 405304428), (2, 202652214), (3, 135101476), (4, 101326107), (6, 67550738), (12, 33775369), (19, 21331812), (38, 10665906), (57, 7110604), (76, 5332953), (114, 3555302), (228, 1777651), (997, 406524), (1783, 227316), (1994, 203262), (2991, 135508), (3566, 113658), (3988, 101631), (5349, 75772), (5982, 67754), (7132, 56829), (10698, 37886), (11964, 33877), (18943, 21396)]