208811512

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2957}}^1$

素因数の和:3080

約数の個数: 64

約数和(自身を含む): 487005120

約数和(自身を除く): 278193608

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 97, 104, 182, 194, 364, 388, 679, 728, 776, 1261, 1358, 2522, 2716, 2957, 5044, 5432, 5914, 8827, 10088, 11828, 17654, 20699, 23656, 35308, 38441, 41398, 70616, 76882, 82796, 153764, 165592, 269087, 286829, 307528, 538174, 573658, 1076348, 1147316, 2007803, 2152696, 2294632, 3728777, 4015606, 7457554, 8031212, 14915108, 16062424, 26101439, 29830216, 52202878, 104405756, 208811512]

約数ペア:

[(1, 208811512), (2, 104405756), (4, 52202878), (7, 29830216), (8, 26101439), (13, 16062424), (14, 14915108), (26, 8031212), (28, 7457554), (52, 4015606), (56, 3728777), (91, 2294632), (97, 2152696), (104, 2007803), (182, 1147316), (194, 1076348), (364, 573658), (388, 538174), (679, 307528), (728, 286829), (776, 269087), (1261, 165592), (1358, 153764), (2522, 82796), (2716, 76882), (2957, 70616), (5044, 41398), (5432, 38441), (5914, 35308), (8827, 23656), (10088, 20699), (11828, 17654)]