78434454

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{20983}}^1$

素因数の和:21084

約数の個数: 32

約数和(自身を含む): 181301760

約数和(自身を除く): 102867306

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 20983, 41966, 62949, 125898, 146881, 293762, 440643, 881286, 1867487, 3734974, 5602461, 11204922, 13072409, 26144818, 39217227, 78434454]

約数ペア:

[(1, 78434454), (2, 39217227), (3, 26144818), (6, 13072409), (7, 11204922), (14, 5602461), (21, 3734974), (42, 1867487), (89, 881286), (178, 440643), (267, 293762), (534, 146881), (623, 125898), (1246, 62949), (1869, 41966), (3738, 20983)]