212818903

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 254041920

約数和(自身を除く): 41223017

約数列:

[1, 11, 17, 53, 109, 187, 197, 583, 901, 1199, 1853, 2167, 3349, 5777, 9911, 10441, 20383, 21473, 36839, 63547, 98209, 114851, 177497, 236203, 365041, 1080299, 1138069, 1952467, 4015451, 12518759, 19347173, 212818903]

約数ペア:

[(1, 212818903), (11, 19347173), (17, 12518759), (53, 4015451), (109, 1952467), (187, 1138069), (197, 1080299), (583, 365041), (901, 236203), (1199, 177497), (1853, 114851), (2167, 98209), (3349, 63547), (5777, 36839), (9911, 21473), (10441, 20383)]