199772356

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{90313}}^1$

素因数の和:90403

約数の個数: 24

約数和(自身を含む): 404606720

約数和(自身を除く): 204834364

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 90313, 180626, 361252, 632191, 1264382, 2528764, 7134727, 14269454, 28538908, 49943089, 99886178, 199772356]

約数ペア:

[(1, 199772356), (2, 99886178), (4, 49943089), (7, 28538908), (14, 14269454), (28, 7134727), (79, 2528764), (158, 1264382), (316, 632191), (553, 361252), (1106, 180626), (2212, 90313)]