128331424

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{308489}}^1$

素因数の和:308512

約数の個数: 24

約数和(自身を含む): 272088180

約数和(自身を除く): 143756756

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 308489, 616978, 1233956, 2467912, 4010357, 4935824, 8020714, 9871648, 16041428, 32082856, 64165712, 128331424]

約数ペア:

[(1, 128331424), (2, 64165712), (4, 32082856), (8, 16041428), (13, 9871648), (16, 8020714), (26, 4935824), (32, 4010357), (52, 2467912), (104, 1233956), (208, 616978), (416, 308489)]