72142378

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1151}}^1$

素因数の和:1219

約数の個数: 48

約数和(自身を含む): 139732992

約数和(自身を除く): 67590614

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 121, 154, 242, 259, 407, 518, 814, 847, 1151, 1694, 2302, 2849, 4477, 5698, 8057, 8954, 12661, 16114, 25322, 31339, 42587, 62678, 85174, 88627, 139271, 177254, 278542, 298109, 468457, 596218, 936914, 974897, 1949794, 3279199, 5153027, 6558398, 10306054, 36071189, 72142378]

約数ペア:

[(1, 72142378), (2, 36071189), (7, 10306054), (11, 6558398), (14, 5153027), (22, 3279199), (37, 1949794), (74, 974897), (77, 936914), (121, 596218), (154, 468457), (242, 298109), (259, 278542), (407, 177254), (518, 139271), (814, 88627), (847, 85174), (1151, 62678), (1694, 42587), (2302, 31339), (2849, 25322), (4477, 16114), (5698, 12661), (8057, 8954)]