4000990185

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3865691}}^1$

素因数の和:3865725

約数の個数: 24

約数和(自身を含む): 7236575424

約数和(自身を除く): 3235585239

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 3865691, 11597073, 19328455, 34791219, 57985365, 88910893, 173956095, 266732679, 444554465, 800198037, 1333663395, 4000990185]

約数ペア:

[(1, 4000990185), (3, 1333663395), (5, 800198037), (9, 444554465), (15, 266732679), (23, 173956095), (45, 88910893), (69, 57985365), (115, 34791219), (207, 19328455), (345, 11597073), (1035, 3865691)]