28305045

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1487}}^1$

素因数の和:1551

約数の個数: 40

約数和(自身を含む): 51853824

約数和(自身を除く): 23548779

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 705, 1269, 1487, 2115, 3807, 4461, 6345, 7435, 13383, 19035, 22305, 40149, 66915, 69889, 120447, 200745, 209667, 349445, 602235, 629001, 1048335, 1887003, 3145005, 5661009, 9435015, 28305045]

約数ペア:

[(1, 28305045), (3, 9435015), (5, 5661009), (9, 3145005), (15, 1887003), (27, 1048335), (45, 629001), (47, 602235), (81, 349445), (135, 209667), (141, 200745), (235, 120447), (405, 69889), (423, 66915), (705, 40149), (1269, 22305), (1487, 19035), (2115, 13383), (3807, 7435), (4461, 6345)]