28279272

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 83311200

約数和(自身を除く): 55031928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 139, 147, 168, 173, 196, 278, 294, 346, 392, 417, 519, 556, 588, 692, 834, 973, 1038, 1112, 1176, 1211, 1384, 1668, 1946, 2076, 2422, 2919, 3336, 3633, 3892, 4152, 4844, 5838, 6811, 7266, 7784, 8477, 9688, 11676, 13622, 14532, 16954, 20433, 23352, 24047, 25431, 27244, 29064, 33908, 40866, 48094, 50862, 54488, 67816, 72141, 81732, 96188, 101724, 144282, 163464, 168329, 192376, 203448, 288564, 336658, 504987, 577128, 673316, 1009974, 1178303, 1346632, 2019948, 2356606, 3534909, 4039896, 4713212, 7069818, 9426424, 14139636, 28279272]

約数ペア:

[(1, 28279272), (2, 14139636), (3, 9426424), (4, 7069818), (6, 4713212), (7, 4039896), (8, 3534909), (12, 2356606), (14, 2019948), (21, 1346632), (24, 1178303), (28, 1009974), (42, 673316), (49, 577128), (56, 504987), (84, 336658), (98, 288564), (139, 203448), (147, 192376), (168, 168329), (173, 163464), (196, 144282), (278, 101724), (294, 96188), (346, 81732), (392, 72141), (417, 67816), (519, 54488), (556, 50862), (588, 48094), (692, 40866), (834, 33908), (973, 29064), (1038, 27244), (1112, 25431), (1176, 24047), (1211, 23352), (1384, 20433), (1668, 16954), (1946, 14532), (2076, 13622), (2422, 11676), (2919, 9688), (3336, 8477), (3633, 7784), (3892, 7266), (4152, 6811), (4844, 5838)]