16972335

素因数分解:

$3^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 31143840

約数和(自身を除く): 14171505

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 229, 243, 305, 405, 549, 687, 915, 1145, 1215, 1647, 2061, 2745, 3435, 4941, 6183, 8235, 10305, 13969, 14823, 18549, 24705, 30915, 41907, 55647, 69845, 74115, 92745, 125721, 209535, 278235, 377163, 628605, 1131489, 1885815, 3394467, 5657445, 16972335]

約数ペア:

[(1, 16972335), (3, 5657445), (5, 3394467), (9, 1885815), (15, 1131489), (27, 628605), (45, 377163), (61, 278235), (81, 209535), (135, 125721), (183, 92745), (229, 74115), (243, 69845), (305, 55647), (405, 41907), (549, 30915), (687, 24705), (915, 18549), (1145, 14823), (1215, 13969), (1647, 10305), (2061, 8235), (2745, 6183), (3435, 4941)]