189747855

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5399}}^1$

素因数の和:5492

約数の個数: 48

約数和(自身を含む): 363916800

約数和(自身を除く): 174168945

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 71, 99, 165, 213, 355, 495, 639, 781, 1065, 2343, 3195, 3905, 5399, 7029, 11715, 16197, 26995, 35145, 48591, 59389, 80985, 178167, 242955, 296945, 383329, 534501, 890835, 1149987, 1916645, 2672505, 3449961, 4216619, 5749935, 12649857, 17249805, 21083095, 37949571, 63249285, 189747855]

約数ペア:

[(1, 189747855), (3, 63249285), (5, 37949571), (9, 21083095), (11, 17249805), (15, 12649857), (33, 5749935), (45, 4216619), (55, 3449961), (71, 2672505), (99, 1916645), (165, 1149987), (213, 890835), (355, 534501), (495, 383329), (639, 296945), (781, 242955), (1065, 178167), (2343, 80985), (3195, 59389), (3905, 48591), (5399, 35145), (7029, 26995), (11715, 16197)]