128727424

素因数分解:

$2^7\times 7^1\times {\mathrm{143669}}^1$

素因数の和:143690

約数の個数: 32

約数和(自身を含む): 293086800

約数和(自身を除く): 164359376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 143669, 287338, 574676, 1005683, 1149352, 2011366, 2298704, 4022732, 4597408, 8045464, 9194816, 16090928, 18389632, 32181856, 64363712, 128727424]

約数ペア:

[(1, 128727424), (2, 64363712), (4, 32181856), (7, 18389632), (8, 16090928), (14, 9194816), (16, 8045464), (28, 4597408), (32, 4022732), (56, 2298704), (64, 2011366), (112, 1149352), (128, 1005683), (224, 574676), (448, 287338), (896, 143669)]