498753268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{163}}^2$

素因数の和:381

約数の個数: 54

約数和(自身を含む): 998156754

約数和(自身を除く): 499403486

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 163, 247, 326, 361, 494, 652, 722, 988, 1444, 2119, 3097, 4238, 4693, 6194, 8476, 9386, 12388, 18772, 26569, 40261, 53138, 58843, 80522, 106276, 117686, 161044, 235372, 345397, 504811, 690794, 764959, 1009622, 1381588, 1529918, 2019244, 3059836, 6562543, 9591409, 13125086, 19182818, 26250172, 38365636, 124688317, 249376634, 498753268]

約数ペア:

[(1, 498753268), (2, 249376634), (4, 124688317), (13, 38365636), (19, 26250172), (26, 19182818), (38, 13125086), (52, 9591409), (76, 6562543), (163, 3059836), (247, 2019244), (326, 1529918), (361, 1381588), (494, 1009622), (652, 764959), (722, 690794), (988, 504811), (1444, 345397), (2119, 235372), (3097, 161044), (4238, 117686), (4693, 106276), (6194, 80522), (8476, 58843), (9386, 53138), (12388, 40261), (18772, 26569)]