289191448

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{30557}}^1$

素因数の和:30596

約数の個数: 48

約数和(自身を含む): 671053680

約数和(自身を除く): 381862232

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 2366, 4732, 9464, 30557, 61114, 122228, 213899, 244456, 397241, 427798, 794482, 855596, 1588964, 1711192, 2780687, 3177928, 5164133, 5561374, 10328266, 11122748, 20656532, 22245496, 36148931, 41313064, 72297862, 144595724, 289191448]

約数ペア:

[(1, 289191448), (2, 144595724), (4, 72297862), (7, 41313064), (8, 36148931), (13, 22245496), (14, 20656532), (26, 11122748), (28, 10328266), (52, 5561374), (56, 5164133), (91, 3177928), (104, 2780687), (169, 1711192), (182, 1588964), (338, 855596), (364, 794482), (676, 427798), (728, 397241), (1183, 244456), (1352, 213899), (2366, 122228), (4732, 61114), (9464, 30557)]