68401564

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{659}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 149909760

約数和(自身を除く): 81508196

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 337, 659, 674, 1318, 1348, 2359, 2636, 3707, 4613, 4718, 7249, 7414, 9226, 9436, 14498, 14828, 18452, 25949, 28996, 50743, 51898, 101486, 103796, 202972, 222083, 444166, 888332, 1554581, 2442913, 3109162, 4885826, 6218324, 9771652, 17100391, 34200782, 68401564]

約数ペア:

[(1, 68401564), (2, 34200782), (4, 17100391), (7, 9771652), (11, 6218324), (14, 4885826), (22, 3109162), (28, 2442913), (44, 1554581), (77, 888332), (154, 444166), (308, 222083), (337, 202972), (659, 103796), (674, 101486), (1318, 51898), (1348, 50743), (2359, 28996), (2636, 25949), (3707, 18452), (4613, 14828), (4718, 14498), (7249, 9436), (7414, 9226)]