71827155

素因数分解:

$3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1907}}^1$

素因数の和:1958

約数の個数: 48

約数和(自身を含む): 133346304

約数和(自身を除く): 61519149

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 243, 279, 405, 465, 837, 1215, 1395, 1907, 2511, 4185, 5721, 7533, 9535, 12555, 17163, 28605, 37665, 51489, 59117, 85815, 154467, 177351, 257445, 295585, 463401, 532053, 772335, 886755, 1596159, 2317005, 2660265, 4788477, 7980795, 14365431, 23942385, 71827155]

約数ペア:

[(1, 71827155), (3, 23942385), (5, 14365431), (9, 7980795), (15, 4788477), (27, 2660265), (31, 2317005), (45, 1596159), (81, 886755), (93, 772335), (135, 532053), (155, 463401), (243, 295585), (279, 257445), (405, 177351), (465, 154467), (837, 85815), (1215, 59117), (1395, 51489), (1907, 37665), (2511, 28605), (4185, 17163), (5721, 12555), (7533, 9535)]