398231514

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{1831}}^1$

素因数の和:2163

約数の個数: 48

約数和(自身を含む): 886526784

約数和(自身を除く): 488295270

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 281, 387, 562, 774, 843, 1686, 1831, 2529, 3662, 5058, 5493, 10986, 12083, 16479, 24166, 32958, 36249, 72498, 78733, 108747, 157466, 217494, 236199, 472398, 514511, 708597, 1029022, 1417194, 1543533, 3087066, 4630599, 9261198, 22123973, 44247946, 66371919, 132743838, 199115757, 398231514]

約数ペア:

[(1, 398231514), (2, 199115757), (3, 132743838), (6, 66371919), (9, 44247946), (18, 22123973), (43, 9261198), (86, 4630599), (129, 3087066), (258, 1543533), (281, 1417194), (387, 1029022), (562, 708597), (774, 514511), (843, 472398), (1686, 236199), (1831, 217494), (2529, 157466), (3662, 108747), (5058, 78733), (5493, 72498), (10986, 36249), (12083, 32958), (16479, 24166)]