215435402

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{28871}}^1$

素因数の和:28934

約数の個数: 32

約数和(自身を含む): 407441664

約数和(自身を除く): 192006262

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 287, 533, 574, 1066, 3731, 7462, 28871, 57742, 202097, 375323, 404194, 750646, 1183711, 2367422, 2627261, 5254522, 8285977, 15388243, 16571954, 30776486, 107717701, 215435402]

約数ペア:

[(1, 215435402), (2, 107717701), (7, 30776486), (13, 16571954), (14, 15388243), (26, 8285977), (41, 5254522), (82, 2627261), (91, 2367422), (182, 1183711), (287, 750646), (533, 404194), (574, 375323), (1066, 202097), (3731, 57742), (7462, 28871)]