278320653

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1427}}^1\times {\mathrm{1667}}^1$

素因数の和:3113

約数の個数: 24

約数和(自身を含む): 433506528

約数和(自身を除く): 155185875

約数列:

[1, 3, 9, 13, 39, 117, 1427, 1667, 4281, 5001, 12843, 15003, 18551, 21671, 55653, 65013, 166959, 195039, 2378809, 7136427, 21409281, 30924517, 92773551, 278320653]

約数ペア:

[(1, 278320653), (3, 92773551), (9, 30924517), (13, 21409281), (39, 7136427), (117, 2378809), (1427, 195039), (1667, 166959), (4281, 65013), (5001, 55653), (12843, 21671), (15003, 18551)]