15380778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1459}}^1$

素因数の和:1722

約数の個数: 32

約数和(自身を含む): 35320320

約数和(自身を除く): 19939542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 251, 502, 753, 1459, 1506, 1757, 2918, 3514, 4377, 5271, 8754, 10213, 10542, 20426, 30639, 61278, 366209, 732418, 1098627, 2197254, 2563463, 5126926, 7690389, 15380778]

約数ペア:

[(1, 15380778), (2, 7690389), (3, 5126926), (6, 2563463), (7, 2197254), (14, 1098627), (21, 732418), (42, 366209), (251, 61278), (502, 30639), (753, 20426), (1459, 10542), (1506, 10213), (1757, 8754), (2918, 5271), (3514, 4377)]