28969772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{3739}}^1$

素因数の和:3905

約数の個数: 24

約数和(自身を含む): 54978000

約数和(自身を除く): 26008228

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 596, 1937, 3739, 3874, 7478, 7748, 14956, 48607, 97214, 194428, 557111, 1114222, 2228444, 7242443, 14484886, 28969772]

約数ペア:

[(1, 28969772), (2, 14484886), (4, 7242443), (13, 2228444), (26, 1114222), (52, 557111), (149, 194428), (298, 97214), (596, 48607), (1937, 14956), (3739, 7748), (3874, 7478)]