71531964

素因数分解:

$2^2\times 3^3\times 7^3\times {\mathrm{1931}}^1$

素因数の和:1965

約数の個数: 96

約数和(自身を含む): 216384000

約数和(自身を除く): 144852036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 343, 378, 441, 588, 686, 756, 882, 1029, 1323, 1372, 1764, 1931, 2058, 2646, 3087, 3862, 4116, 5292, 5793, 6174, 7724, 9261, 11586, 12348, 13517, 17379, 18522, 23172, 27034, 34758, 37044, 40551, 52137, 54068, 69516, 81102, 94619, 104274, 121653, 162204, 189238, 208548, 243306, 283857, 364959, 378476, 486612, 567714, 662333, 729918, 851571, 1135428, 1324666, 1459836, 1703142, 1986999, 2554713, 2649332, 3406284, 3973998, 5109426, 5960997, 7947996, 10218852, 11921994, 17882991, 23843988, 35765982, 71531964]

約数ペア:

[(1, 71531964), (2, 35765982), (3, 23843988), (4, 17882991), (6, 11921994), (7, 10218852), (9, 7947996), (12, 5960997), (14, 5109426), (18, 3973998), (21, 3406284), (27, 2649332), (28, 2554713), (36, 1986999), (42, 1703142), (49, 1459836), (54, 1324666), (63, 1135428), (84, 851571), (98, 729918), (108, 662333), (126, 567714), (147, 486612), (189, 378476), (196, 364959), (252, 283857), (294, 243306), (343, 208548), (378, 189238), (441, 162204), (588, 121653), (686, 104274), (756, 94619), (882, 81102), (1029, 69516), (1323, 54068), (1372, 52137), (1764, 40551), (1931, 37044), (2058, 34758), (2646, 27034), (3087, 23172), (3862, 18522), (4116, 17379), (5292, 13517), (5793, 12348), (6174, 11586), (7724, 9261)]