15720516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{62383}}^1$

素因数の和:62400

約数の個数: 36

約数和(自身を含む): 45415552

約数和(自身を除く): 29695036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 62383, 124766, 187149, 249532, 374298, 436681, 561447, 748596, 873362, 1122894, 1310043, 1746724, 2245788, 2620086, 3930129, 5240172, 7860258, 15720516]

約数ペア:

[(1, 15720516), (2, 7860258), (3, 5240172), (4, 3930129), (6, 2620086), (7, 2245788), (9, 1746724), (12, 1310043), (14, 1122894), (18, 873362), (21, 748596), (28, 561447), (36, 436681), (42, 374298), (63, 249532), (84, 187149), (126, 124766), (252, 62383)]