28717806

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{661}}^1$

素因数の和:1236

約数の個数: 32

約数和(自身を含む): 62058528

約数和(自身を除く): 33340722

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 557, 661, 1114, 1322, 1671, 1983, 3342, 3966, 7241, 8593, 14482, 17186, 21723, 25779, 43446, 51558, 368177, 736354, 1104531, 2209062, 4786301, 9572602, 14358903, 28717806]

約数ペア:

[(1, 28717806), (2, 14358903), (3, 9572602), (6, 4786301), (13, 2209062), (26, 1104531), (39, 736354), (78, 368177), (557, 51558), (661, 43446), (1114, 25779), (1322, 21723), (1671, 17186), (1983, 14482), (3342, 8593), (3966, 7241)]