28931416

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1069}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 57780000

約数和(自身を除く): 28848584

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 199, 398, 796, 1069, 1592, 2138, 3383, 4276, 6766, 8552, 13532, 18173, 27064, 36346, 72692, 145384, 212731, 425462, 850924, 1701848, 3616427, 7232854, 14465708, 28931416]

約数ペア:

[(1, 28931416), (2, 14465708), (4, 7232854), (8, 3616427), (17, 1701848), (34, 850924), (68, 425462), (136, 212731), (199, 145384), (398, 72692), (796, 36346), (1069, 27064), (1592, 18173), (2138, 13532), (3383, 8552), (4276, 6766)]