27281644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 55248480

約数和(自身を除く): 27966836

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 53, 76, 106, 212, 247, 494, 521, 689, 988, 1007, 1042, 1378, 2014, 2084, 2756, 4028, 6773, 9899, 13091, 13546, 19798, 26182, 27092, 27613, 39596, 52364, 55226, 110452, 128687, 257374, 358969, 514748, 524647, 717938, 1049294, 1435876, 2098588, 6820411, 13640822, 27281644]

約数ペア:

[(1, 27281644), (2, 13640822), (4, 6820411), (13, 2098588), (19, 1435876), (26, 1049294), (38, 717938), (52, 524647), (53, 514748), (76, 358969), (106, 257374), (212, 128687), (247, 110452), (494, 55226), (521, 52364), (689, 39596), (988, 27613), (1007, 27092), (1042, 26182), (1378, 19798), (2014, 13546), (2084, 13091), (2756, 9899), (4028, 6773)]