628624766

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{19531}}^1$

素因数の和:19581

約数の個数: 48

約数和(自身を含む): 1246922880

約数和(自身を除く): 618298114

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 121, 133, 154, 209, 242, 266, 418, 847, 1463, 1694, 2299, 2926, 4598, 16093, 19531, 32186, 39062, 136717, 214841, 273434, 371089, 429682, 742178, 1503887, 2363251, 2597623, 3007774, 4081979, 4726502, 5195246, 8163958, 16542757, 28573853, 33085514, 44901769, 57147706, 89803538, 314312383, 628624766]

約数ペア:

[(1, 628624766), (2, 314312383), (7, 89803538), (11, 57147706), (14, 44901769), (19, 33085514), (22, 28573853), (38, 16542757), (77, 8163958), (121, 5195246), (133, 4726502), (154, 4081979), (209, 3007774), (242, 2597623), (266, 2363251), (418, 1503887), (847, 742178), (1463, 429682), (1694, 371089), (2299, 273434), (2926, 214841), (4598, 136717), (16093, 39062), (19531, 32186)]