289300715

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 398170080

約数和(自身を除く): 108869365

約数列:

[1, 5, 11, 41, 55, 107, 109, 121, 205, 451, 535, 545, 605, 1177, 1199, 2255, 4387, 4469, 4961, 5885, 5995, 11663, 12947, 13189, 21935, 22345, 24805, 48257, 49159, 58315, 64735, 65945, 128293, 241285, 245795, 478183, 530827, 540749, 641465, 1411223, 2390915, 2654135, 2703745, 5260013, 7056115, 26300065, 57860143, 289300715]

約数ペア:

[(1, 289300715), (5, 57860143), (11, 26300065), (41, 7056115), (55, 5260013), (107, 2703745), (109, 2654135), (121, 2390915), (205, 1411223), (451, 641465), (535, 540749), (545, 530827), (605, 478183), (1177, 245795), (1199, 241285), (2255, 128293), (4387, 65945), (4469, 64735), (4961, 58315), (5885, 49159), (5995, 48257), (11663, 24805), (12947, 22345), (13189, 21935)]