206981528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{117071}}^1$

素因数の和:117107

約数の個数: 32

約数和(自身を含む): 442532160

約数和(自身を除く): 235550632

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 117071, 234142, 468284, 936568, 1521923, 1990207, 3043846, 3980414, 6087692, 7960828, 12175384, 15921656, 25872691, 51745382, 103490764, 206981528]

約数ペア:

[(1, 206981528), (2, 103490764), (4, 51745382), (8, 25872691), (13, 15921656), (17, 12175384), (26, 7960828), (34, 6087692), (52, 3980414), (68, 3043846), (104, 1990207), (136, 1521923), (221, 936568), (442, 468284), (884, 234142), (1768, 117071)]