65856945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3001}}^1$

素因数の和:3046

約数の個数: 64

約数和(自身を含む): 138332160

約数和(自身を除く): 72475215

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 55, 57, 77, 95, 105, 133, 165, 209, 231, 285, 385, 399, 627, 665, 1045, 1155, 1463, 1995, 3001, 3135, 4389, 7315, 9003, 15005, 21007, 21945, 33011, 45015, 57019, 63021, 99033, 105035, 165055, 171057, 231077, 285095, 315105, 399133, 495165, 627209, 693231, 855285, 1155385, 1197399, 1881627, 1995665, 3136045, 3466155, 4390463, 5986995, 9408135, 13171389, 21952315, 65856945]

約数ペア:

[(1, 65856945), (3, 21952315), (5, 13171389), (7, 9408135), (11, 5986995), (15, 4390463), (19, 3466155), (21, 3136045), (33, 1995665), (35, 1881627), (55, 1197399), (57, 1155385), (77, 855285), (95, 693231), (105, 627209), (133, 495165), (165, 399133), (209, 315105), (231, 285095), (285, 231077), (385, 171057), (399, 165055), (627, 105035), (665, 99033), (1045, 63021), (1155, 57019), (1463, 45015), (1995, 33011), (3001, 21945), (3135, 21007), (4389, 15005), (7315, 9003)]