28945638

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:673

約数の個数: 48

約数和(自身を含む): 66044160

約数和(自身を除く): 37098522

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 139, 207, 278, 414, 417, 503, 834, 1006, 1251, 1509, 2502, 3018, 3197, 4527, 6394, 9054, 9591, 11569, 19182, 23138, 28773, 34707, 57546, 69414, 69917, 104121, 139834, 208242, 209751, 419502, 629253, 1258506, 1608091, 3216182, 4824273, 9648546, 14472819, 28945638]

約数ペア:

[(1, 28945638), (2, 14472819), (3, 9648546), (6, 4824273), (9, 3216182), (18, 1608091), (23, 1258506), (46, 629253), (69, 419502), (138, 209751), (139, 208242), (207, 139834), (278, 104121), (414, 69917), (417, 69414), (503, 57546), (834, 34707), (1006, 28773), (1251, 23138), (1509, 19182), (2502, 11569), (3018, 9591), (3197, 9054), (4527, 6394)]