1228616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 2484000

約数和(自身を除く): 1255384

約数列:

[1, 2, 4, 8, 19, 38, 59, 76, 118, 137, 152, 236, 274, 472, 548, 1096, 1121, 2242, 2603, 4484, 5206, 8083, 8968, 10412, 16166, 20824, 32332, 64664, 153577, 307154, 614308, 1228616]

約数ペア:

[(1, 1228616), (2, 614308), (4, 307154), (8, 153577), (19, 64664), (38, 32332), (59, 20824), (76, 16166), (118, 10412), (137, 8968), (152, 8083), (236, 5206), (274, 4484), (472, 2603), (548, 2242), (1096, 1121)]