40287897

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 65454480

約数和(自身を除く): 25166583

約数列:

[1, 3, 9, 13, 39, 53, 73, 89, 117, 159, 219, 267, 477, 657, 689, 801, 949, 1157, 2067, 2847, 3471, 3869, 4717, 6201, 6497, 8541, 10413, 11607, 14151, 19491, 34821, 42453, 50297, 58473, 61321, 84461, 150891, 183963, 253383, 344341, 452673, 551889, 760149, 1033023, 3099069, 4476433, 13429299, 40287897]

約数ペア:

[(1, 40287897), (3, 13429299), (9, 4476433), (13, 3099069), (39, 1033023), (53, 760149), (73, 551889), (89, 452673), (117, 344341), (159, 253383), (219, 183963), (267, 150891), (477, 84461), (657, 61321), (689, 58473), (801, 50297), (949, 42453), (1157, 34821), (2067, 19491), (2847, 14151), (3471, 11607), (3869, 10413), (4717, 8541), (6201, 6497)]