207965992

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{797}}^1$

素因数の和:1022

約数の個数: 48

約数和(自身を含む): 424958940

約数和(自身を除く): 216992948

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 193, 338, 386, 676, 772, 797, 1352, 1544, 1594, 2509, 3188, 5018, 6376, 10036, 10361, 20072, 20722, 32617, 41444, 65234, 82888, 130468, 134693, 153821, 260936, 269386, 307642, 538772, 615284, 1077544, 1230568, 1999673, 3999346, 7998692, 15997384, 25995749, 51991498, 103982996, 207965992]

約数ペア:

[(1, 207965992), (2, 103982996), (4, 51991498), (8, 25995749), (13, 15997384), (26, 7998692), (52, 3999346), (104, 1999673), (169, 1230568), (193, 1077544), (338, 615284), (386, 538772), (676, 307642), (772, 269386), (797, 260936), (1352, 153821), (1544, 134693), (1594, 130468), (2509, 82888), (3188, 65234), (5018, 41444), (6376, 32617), (10036, 20722), (10361, 20072)]