13851405

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1487}}^1$

素因数の和:1527

約数の個数: 40

約数和(自身を含む): 25926912

約数和(自身を除く): 12075507

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1487, 1863, 3105, 4461, 7435, 9315, 13383, 22305, 34201, 40149, 66915, 102603, 120447, 171005, 200745, 307809, 513015, 602235, 923427, 1539045, 2770281, 4617135, 13851405]

約数ペア:

[(1, 13851405), (3, 4617135), (5, 2770281), (9, 1539045), (15, 923427), (23, 602235), (27, 513015), (45, 307809), (69, 200745), (81, 171005), (115, 120447), (135, 102603), (207, 66915), (345, 40149), (405, 34201), (621, 22305), (1035, 13383), (1487, 9315), (1863, 7435), (3105, 4461)]