42990909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1063}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 66495744

約数和(自身を除く): 23504835

約数列:

[1, 3, 13, 17, 39, 51, 61, 183, 221, 663, 793, 1037, 1063, 2379, 3111, 3189, 13481, 13819, 18071, 40443, 41457, 54213, 64843, 194529, 234923, 704769, 842959, 1102331, 2528877, 3306993, 14330303, 42990909]

約数ペア:

[(1, 42990909), (3, 14330303), (13, 3306993), (17, 2528877), (39, 1102331), (51, 842959), (61, 704769), (183, 234923), (221, 194529), (663, 64843), (793, 54213), (1037, 41457), (1063, 40443), (2379, 18071), (3111, 13819), (3189, 13481)]