131408144

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{13183}}^1$

素因数の和:13287

約数の個数: 40

約数和(自身を含む): 294266880

約数和(自身を除く): 162858736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 4984, 9968, 13183, 26366, 52732, 92281, 105464, 184562, 210928, 369124, 738248, 1173287, 1476496, 2346574, 4693148, 8213009, 9386296, 16426018, 18772592, 32852036, 65704072, 131408144]

約数ペア:

[(1, 131408144), (2, 65704072), (4, 32852036), (7, 18772592), (8, 16426018), (14, 9386296), (16, 8213009), (28, 4693148), (56, 2346574), (89, 1476496), (112, 1173287), (178, 738248), (356, 369124), (623, 210928), (712, 184562), (1246, 105464), (1424, 92281), (2492, 52732), (4984, 26366), (9968, 13183)]