128865224

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{122963}}^1$

素因数の和:123100

約数の個数: 16

約数和(自身を含む): 243468720

約数和(自身を除く): 114603496

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 122963, 245926, 491852, 983704, 16108153, 32216306, 64432612, 128865224]

約数ペア:

[(1, 128865224), (2, 64432612), (4, 32216306), (8, 16108153), (131, 983704), (262, 491852), (524, 245926), (1048, 122963)]