494382447

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:334

約数の個数: 80

約数和(自身を含む): 841579200

約数和(自身を除く): 347196753

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 137, 149, 207, 299, 351, 411, 447, 621, 897, 1053, 1233, 1341, 1781, 1863, 1937, 2691, 3151, 3427, 3699, 4023, 5343, 5811, 8073, 9453, 10281, 11097, 12069, 16029, 17433, 20413, 24219, 28359, 30843, 40963, 44551, 48087, 52299, 61239, 85077, 92529, 122889, 133653, 144261, 156897, 183717, 255231, 265369, 277587, 368667, 400959, 469499, 551151, 796107, 1106001, 1202877, 1408497, 1653453, 2388321, 3318003, 3608631, 4225491, 6103487, 7164963, 12676473, 18310461, 21494889, 38029419, 54931383, 164794149, 494382447]

約数ペア:

[(1, 494382447), (3, 164794149), (9, 54931383), (13, 38029419), (23, 21494889), (27, 18310461), (39, 12676473), (69, 7164963), (81, 6103487), (117, 4225491), (137, 3608631), (149, 3318003), (207, 2388321), (299, 1653453), (351, 1408497), (411, 1202877), (447, 1106001), (621, 796107), (897, 551151), (1053, 469499), (1233, 400959), (1341, 368667), (1781, 277587), (1863, 265369), (1937, 255231), (2691, 183717), (3151, 156897), (3427, 144261), (3699, 133653), (4023, 122889), (5343, 92529), (5811, 85077), (8073, 61239), (9453, 52299), (10281, 48087), (11097, 44551), (12069, 40963), (16029, 30843), (17433, 28359), (20413, 24219)]