289457913

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{1049}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 419328000

約数和(自身を除く): 129870087

約数列:

[1, 3, 19, 47, 57, 103, 141, 309, 893, 1049, 1957, 2679, 3147, 4841, 5871, 14523, 19931, 49303, 59793, 91979, 108047, 147909, 275937, 324141, 936757, 2052893, 2810271, 5078209, 6158679, 15234627, 96485971, 289457913]

約数ペア:

[(1, 289457913), (3, 96485971), (19, 15234627), (47, 6158679), (57, 5078209), (103, 2810271), (141, 2052893), (309, 936757), (893, 324141), (1049, 275937), (1957, 147909), (2679, 108047), (3147, 91979), (4841, 59793), (5871, 49303), (14523, 19931)]