681241220902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{3709}}^1\times {\mathrm{10169}}^1$

素因数の和:14712

約数の個数: 32

約数和(自身を含む): 1116526874400

約数和(自身を除く): 435285653498

約数列:

[1, 2, 11, 22, 821, 1642, 3709, 7418, 9031, 10169, 18062, 20338, 40799, 81598, 111859, 223718, 3045089, 6090178, 8348749, 16697498, 33495979, 37716821, 66991958, 75433642, 91836239, 183672478, 414885031, 829770062, 30965510041, 61931020082, 340620610451, 681241220902]

約数ペア:

[(1, 681241220902), (2, 340620610451), (11, 61931020082), (22, 30965510041), (821, 829770062), (1642, 414885031), (3709, 183672478), (7418, 91836239), (9031, 75433642), (10169, 66991958), (18062, 37716821), (20338, 33495979), (40799, 16697498), (81598, 8348749), (111859, 6090178), (223718, 3045089)]