128381874

素因数分解:

$2^1\times 3^1\times {\mathrm{307}}^1\times {\mathrm{69697}}^1$

素因数の和:70009

約数の個数: 16

約数和(自身を含む): 257603808

約数和(自身を除く): 129221934

約数列:

[1, 2, 3, 6, 307, 614, 921, 1842, 69697, 139394, 209091, 418182, 21396979, 42793958, 64190937, 128381874]

約数ペア:

[(1, 128381874), (2, 64190937), (3, 42793958), (6, 21396979), (307, 418182), (614, 209091), (921, 139394), (1842, 69697)]