212375128

素因数分解:

$2^3\times 7^1\times {\mathrm{1609}}^1\times {\mathrm{2357}}^1$

素因数の和:3979

約数の個数: 32

約数和(自身を含む): 455565600

約数和(自身を除く): 243190472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1609, 2357, 3218, 4714, 6436, 9428, 11263, 12872, 16499, 18856, 22526, 32998, 45052, 65996, 90104, 131992, 3792413, 7584826, 15169652, 26546891, 30339304, 53093782, 106187564, 212375128]

約数ペア:

[(1, 212375128), (2, 106187564), (4, 53093782), (7, 30339304), (8, 26546891), (14, 15169652), (28, 7584826), (56, 3792413), (1609, 131992), (2357, 90104), (3218, 65996), (4714, 45052), (6436, 32998), (9428, 22526), (11263, 18856), (12872, 16499)]