870874245

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{1523}}^1$

素因数の和:1762

約数の個数: 48

約数和(自身を含む): 1537728192

約数和(自身を除く): 666853947

約数列:

[1, 3, 5, 9, 15, 45, 97, 131, 291, 393, 485, 655, 873, 1179, 1455, 1523, 1965, 4365, 4569, 5895, 7615, 12707, 13707, 22845, 38121, 63535, 68535, 114363, 147731, 190605, 199513, 443193, 571815, 598539, 738655, 997565, 1329579, 1795617, 2215965, 2992695, 6647895, 8978085, 19352761, 58058283, 96763805, 174174849, 290291415, 870874245]

約数ペア:

[(1, 870874245), (3, 290291415), (5, 174174849), (9, 96763805), (15, 58058283), (45, 19352761), (97, 8978085), (131, 6647895), (291, 2992695), (393, 2215965), (485, 1795617), (655, 1329579), (873, 997565), (1179, 738655), (1455, 598539), (1523, 571815), (1965, 443193), (4365, 199513), (4569, 190605), (5895, 147731), (7615, 114363), (12707, 68535), (13707, 63535), (22845, 38121)]