16425519

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 64

約数和(自身を含む): 28200960

約数和(自身を除く): 11775441

約数列:

[1, 3, 11, 17, 19, 23, 33, 51, 57, 67, 69, 187, 201, 209, 253, 323, 391, 437, 561, 627, 737, 759, 969, 1139, 1173, 1273, 1311, 1541, 2211, 3417, 3553, 3819, 4301, 4623, 4807, 7429, 10659, 12529, 12903, 14003, 14421, 16951, 21641, 22287, 26197, 29279, 37587, 42009, 50853, 64923, 78591, 81719, 87837, 238051, 245157, 288167, 322069, 497743, 714153, 864501, 966207, 1493229, 5475173, 16425519]

約数ペア:

[(1, 16425519), (3, 5475173), (11, 1493229), (17, 966207), (19, 864501), (23, 714153), (33, 497743), (51, 322069), (57, 288167), (67, 245157), (69, 238051), (187, 87837), (201, 81719), (209, 78591), (253, 64923), (323, 50853), (391, 42009), (437, 37587), (561, 29279), (627, 26197), (737, 22287), (759, 21641), (969, 16951), (1139, 14421), (1173, 14003), (1273, 12903), (1311, 12529), (1541, 10659), (2211, 7429), (3417, 4807), (3553, 4623), (3819, 4301)]