71822415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 137779200

約数和(自身を除く): 65956785

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 103, 105, 145, 203, 229, 309, 435, 515, 609, 687, 721, 1015, 1145, 1545, 1603, 2163, 2987, 3045, 3435, 3605, 4809, 6641, 8015, 8961, 10815, 14935, 19923, 20909, 23587, 24045, 33205, 44805, 46487, 62727, 70761, 99615, 104545, 117935, 139461, 165109, 232435, 313635, 353805, 495327, 684023, 697305, 825545, 2052069, 2476635, 3420115, 4788161, 10260345, 14364483, 23940805, 71822415]

約数ペア:

[(1, 71822415), (3, 23940805), (5, 14364483), (7, 10260345), (15, 4788161), (21, 3420115), (29, 2476635), (35, 2052069), (87, 825545), (103, 697305), (105, 684023), (145, 495327), (203, 353805), (229, 313635), (309, 232435), (435, 165109), (515, 139461), (609, 117935), (687, 104545), (721, 99615), (1015, 70761), (1145, 62727), (1545, 46487), (1603, 44805), (2163, 33205), (2987, 24045), (3045, 23587), (3435, 20909), (3605, 19923), (4809, 14935), (6641, 10815), (8015, 8961)]