15521868

素因数分解:

$2^2\times 3^6\times {\mathrm{5323}}^1$

素因数の和:5345

約数の個数: 42

約数和(自身を含む): 40733924

約数和(自身を除く): 25212056

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 5323, 10646, 15969, 21292, 31938, 47907, 63876, 95814, 143721, 191628, 287442, 431163, 574884, 862326, 1293489, 1724652, 2586978, 3880467, 5173956, 7760934, 15521868]

約数ペア:

[(1, 15521868), (2, 7760934), (3, 5173956), (4, 3880467), (6, 2586978), (9, 1724652), (12, 1293489), (18, 862326), (27, 574884), (36, 431163), (54, 287442), (81, 191628), (108, 143721), (162, 95814), (243, 63876), (324, 47907), (486, 31938), (729, 21292), (972, 15969), (1458, 10646), (2916, 5323)]