28078694

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{373}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 50983680

約数和(自身を除く): 22904986

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 283, 373, 566, 746, 1981, 2611, 3962, 5222, 5377, 7087, 10754, 14174, 37639, 49609, 75278, 99218, 105559, 211118, 738913, 1477826, 2005621, 4011242, 14039347, 28078694]

約数ペア:

[(1, 28078694), (2, 14039347), (7, 4011242), (14, 2005621), (19, 1477826), (38, 738913), (133, 211118), (266, 105559), (283, 99218), (373, 75278), (566, 49609), (746, 37639), (1981, 14174), (2611, 10754), (3962, 7087), (5222, 5377)]