15721308

素因数分解:

$2^2\times 3^2\times {\mathrm{229}}^1\times {\mathrm{1907}}^1$

素因数の和:2146

約数の個数: 36

約数和(自身を含む): 39934440

約数和(自身を除く): 24213132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 229, 458, 687, 916, 1374, 1907, 2061, 2748, 3814, 4122, 5721, 7628, 8244, 11442, 17163, 22884, 34326, 68652, 436703, 873406, 1310109, 1746812, 2620218, 3930327, 5240436, 7860654, 15721308]

約数ペア:

[(1, 15721308), (2, 7860654), (3, 5240436), (4, 3930327), (6, 2620218), (9, 1746812), (12, 1310109), (18, 873406), (36, 436703), (229, 68652), (458, 34326), (687, 22884), (916, 17163), (1374, 11442), (1907, 8244), (2061, 7628), (2748, 5721), (3814, 4122)]