28888910386

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{204367}}^1$

素因数の和:204838

約数の個数: 32

約数和(自身を含む): 51795025920

約数和(自身を除く): 22906115534

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 439, 878, 3073, 6146, 10097, 20194, 70679, 141358, 204367, 408734, 1430569, 2861138, 4700441, 9400882, 32903087, 65806174, 89717113, 179434226, 628019791, 1256039582, 2063493599, 4126987198, 14444455193, 28888910386]

約数ペア:

[(1, 28888910386), (2, 14444455193), (7, 4126987198), (14, 2063493599), (23, 1256039582), (46, 628019791), (161, 179434226), (322, 89717113), (439, 65806174), (878, 32903087), (3073, 9400882), (6146, 4700441), (10097, 2861138), (20194, 1430569), (70679, 408734), (141358, 204367)]