254425599

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 400982400

約数和(自身を除く): 146556801

約数列:

[1, 3, 9, 19, 53, 57, 67, 159, 171, 201, 419, 477, 603, 1007, 1257, 1273, 3021, 3551, 3771, 3819, 7961, 9063, 10653, 11457, 22207, 23883, 28073, 31959, 66621, 67469, 71649, 84219, 199863, 202407, 252657, 421933, 533387, 607221, 1265799, 1487869, 1600161, 3797397, 4463607, 4800483, 13390821, 28269511, 84808533, 254425599]

約数ペア:

[(1, 254425599), (3, 84808533), (9, 28269511), (19, 13390821), (53, 4800483), (57, 4463607), (67, 3797397), (159, 1600161), (171, 1487869), (201, 1265799), (419, 607221), (477, 533387), (603, 421933), (1007, 252657), (1257, 202407), (1273, 199863), (3021, 84219), (3551, 71649), (3771, 67469), (3819, 66621), (7961, 31959), (9063, 28073), (10653, 23883), (11457, 22207)]