289404775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{3299}}^1$

素因数の和:3360

約数の個数: 36

約数和(自身を含む): 408177000

約数和(自身を除く): 118772225

約数列:

[1, 5, 11, 25, 29, 55, 121, 145, 275, 319, 605, 725, 1595, 3025, 3299, 3509, 7975, 16495, 17545, 36289, 82475, 87725, 95671, 181445, 399179, 478355, 907225, 1052381, 1995895, 2391775, 5261905, 9979475, 11576191, 26309525, 57880955, 289404775]

約数ペア:

[(1, 289404775), (5, 57880955), (11, 26309525), (25, 11576191), (29, 9979475), (55, 5261905), (121, 2391775), (145, 1995895), (275, 1052381), (319, 907225), (605, 478355), (725, 399179), (1595, 181445), (3025, 95671), (3299, 87725), (3509, 82475), (7975, 36289), (16495, 17545)]