343537090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{19289}}^1$

素因数の和:19446

約数の個数: 32

約数和(自身を含む): 670829040

約数和(自身を除く): 327291950

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1370, 1781, 3562, 8905, 17810, 19289, 38578, 96445, 192890, 250757, 501514, 1253785, 2507570, 2642593, 5285186, 13212965, 26425930, 34353709, 68707418, 171768545, 343537090]

約数ペア:

[(1, 343537090), (2, 171768545), (5, 68707418), (10, 34353709), (13, 26425930), (26, 13212965), (65, 5285186), (130, 2642593), (137, 2507570), (274, 1253785), (685, 501514), (1370, 250757), (1781, 192890), (3562, 96445), (8905, 38578), (17810, 19289)]