678331472

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{465887}}^1$

素因数の和:465915

約数の個数: 40

約数和(自身を含む): 1617563136

約数和(自身を除く): 939231664

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 465887, 931774, 1863548, 3261209, 3727096, 6056531, 6522418, 7454192, 12113062, 13044836, 24226124, 26089672, 42395717, 48452248, 52179344, 84791434, 96904496, 169582868, 339165736, 678331472]

約数ペア:

[(1, 678331472), (2, 339165736), (4, 169582868), (7, 96904496), (8, 84791434), (13, 52179344), (14, 48452248), (16, 42395717), (26, 26089672), (28, 24226124), (52, 13044836), (56, 12113062), (91, 7454192), (104, 6522418), (112, 6056531), (182, 3727096), (208, 3261209), (364, 1863548), (728, 931774), (1456, 465887)]