16688685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^2$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 30506112

約数和(自身を除く): 13817427

約数列:

[1, 3, 5, 13, 15, 23, 39, 61, 65, 69, 115, 183, 195, 299, 305, 345, 793, 897, 915, 1403, 1495, 2379, 3721, 3965, 4209, 4485, 7015, 11163, 11895, 18239, 18605, 21045, 48373, 54717, 55815, 85583, 91195, 145119, 241865, 256749, 273585, 427915, 725595, 1112579, 1283745, 3337737, 5562895, 16688685]

約数ペア:

[(1, 16688685), (3, 5562895), (5, 3337737), (13, 1283745), (15, 1112579), (23, 725595), (39, 427915), (61, 273585), (65, 256749), (69, 241865), (115, 145119), (183, 91195), (195, 85583), (299, 55815), (305, 54717), (345, 48373), (793, 21045), (897, 18605), (915, 18239), (1403, 11895), (1495, 11163), (2379, 7015), (3721, 4485), (3965, 4209)]