66666262

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 111041280

約数和(自身を除く): 44375018

約数列:

[1, 2, 13, 26, 53, 101, 106, 202, 479, 689, 958, 1313, 1378, 2626, 5353, 6227, 10706, 12454, 25387, 48379, 50774, 69589, 96758, 139178, 330031, 628927, 660062, 1257854, 2564087, 5128174, 33333131, 66666262]

約数ペア:

[(1, 66666262), (2, 33333131), (13, 5128174), (26, 2564087), (53, 1257854), (101, 660062), (106, 628927), (202, 330031), (479, 139178), (689, 96758), (958, 69589), (1313, 50774), (1378, 48379), (2626, 25387), (5353, 12454), (6227, 10706)]