28409992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16069}}^1$

素因数の和:16105

約数の個数: 32

約数和(自身を含む): 60744600

約数和(自身を除く): 32334608

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 16069, 32138, 64276, 128552, 208897, 273173, 417794, 546346, 835588, 1092692, 1671176, 2185384, 3551249, 7102498, 14204996, 28409992]

約数ペア:

[(1, 28409992), (2, 14204996), (4, 7102498), (8, 3551249), (13, 2185384), (17, 1671176), (26, 1092692), (34, 835588), (52, 546346), (68, 417794), (104, 273173), (136, 208897), (221, 128552), (442, 64276), (884, 32138), (1768, 16069)]