287442932

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{144589}}^1$

素因数の和:144671

約数の個数: 24

約数和(自身を含む): 582986880

約数和(自身を除く): 295543948

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 144589, 289178, 578356, 1012123, 2024246, 4048492, 10265819, 20531638, 41063276, 71860733, 143721466, 287442932]

約数ペア:

[(1, 287442932), (2, 143721466), (4, 71860733), (7, 41063276), (14, 20531638), (28, 10265819), (71, 4048492), (142, 2024246), (284, 1012123), (497, 578356), (994, 289178), (1988, 144589)]