81507468

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{15907}}^1$

素因数の和:15982

約数の個数: 48

約数和(自身を含む): 220930304

約数和(自身を除く): 139422836

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 244, 366, 427, 732, 854, 1281, 1708, 2562, 5124, 15907, 31814, 47721, 63628, 95442, 111349, 190884, 222698, 334047, 445396, 668094, 970327, 1336188, 1940654, 2910981, 3881308, 5821962, 6792289, 11643924, 13584578, 20376867, 27169156, 40753734, 81507468]

約数ペア:

[(1, 81507468), (2, 40753734), (3, 27169156), (4, 20376867), (6, 13584578), (7, 11643924), (12, 6792289), (14, 5821962), (21, 3881308), (28, 2910981), (42, 1940654), (61, 1336188), (84, 970327), (122, 668094), (183, 445396), (244, 334047), (366, 222698), (427, 190884), (732, 111349), (854, 95442), (1281, 63628), (1708, 47721), (2562, 31814), (5124, 15907)]