78857295

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{2087}}^1$

素因数の和:2335

約数の個数: 32

約数和(自身を含む): 138309120

約数和(自身を除く): 59451825

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 229, 687, 1145, 2087, 2519, 3435, 6261, 7557, 10435, 12595, 22957, 31305, 37785, 68871, 114785, 344355, 477923, 1433769, 2389615, 5257153, 7168845, 15771459, 26285765, 78857295]

約数ペア:

[(1, 78857295), (3, 26285765), (5, 15771459), (11, 7168845), (15, 5257153), (33, 2389615), (55, 1433769), (165, 477923), (229, 344355), (687, 114785), (1145, 68871), (2087, 37785), (2519, 31305), (3435, 22957), (6261, 12595), (7557, 10435)]