172777462

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1553}}^1$

素因数の和:1968

約数の個数: 32

約数和(自身を含む): 305454240

約数和(自身を除く): 132676778

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 389, 778, 1553, 3106, 4279, 5057, 8558, 10114, 17083, 20189, 34166, 40378, 55627, 111254, 222079, 444158, 604117, 1208234, 6645287, 7853521, 13290574, 15707042, 86388731, 172777462]

約数ペア:

[(1, 172777462), (2, 86388731), (11, 15707042), (13, 13290574), (22, 7853521), (26, 6645287), (143, 1208234), (286, 604117), (389, 444158), (778, 222079), (1553, 111254), (3106, 55627), (4279, 40378), (5057, 34166), (8558, 20189), (10114, 17083)]