389485516

素因数分解:

$2^2\times 7^2\times {\mathrm{739}}^1\times {\mathrm{2689}}^1$

素因数の和:3446

約数の個数: 36

約数和(自身を含む): 794249400

約数和(自身を除く): 404763884

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 739, 1478, 2689, 2956, 5173, 5378, 10346, 10756, 18823, 20692, 36211, 37646, 72422, 75292, 131761, 144844, 263522, 527044, 1987171, 3974342, 7948684, 13910197, 27820394, 55640788, 97371379, 194742758, 389485516]

約数ペア:

[(1, 389485516), (2, 194742758), (4, 97371379), (7, 55640788), (14, 27820394), (28, 13910197), (49, 7948684), (98, 3974342), (196, 1987171), (739, 527044), (1478, 263522), (2689, 144844), (2956, 131761), (5173, 75292), (5378, 72422), (10346, 37646), (10756, 36211), (18823, 20692)]