386972992

素因数分解:

$2^6\times 7^2\times {\mathrm{123397}}^1$

素因数の和:123423

約数の個数: 42

約数和(自身を含む): 893278122

約数和(自身を除く): 506305130

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 123397, 246794, 493588, 863779, 987176, 1727558, 1974352, 3455116, 3948704, 6046453, 6910232, 7897408, 12092906, 13820464, 24185812, 27640928, 48371624, 55281856, 96743248, 193486496, 386972992]

約数ペア:

[(1, 386972992), (2, 193486496), (4, 96743248), (7, 55281856), (8, 48371624), (14, 27640928), (16, 24185812), (28, 13820464), (32, 12092906), (49, 7897408), (56, 6910232), (64, 6046453), (98, 3948704), (112, 3455116), (196, 1974352), (224, 1727558), (392, 987176), (448, 863779), (784, 493588), (1568, 246794), (3136, 123397)]