102840003

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^2\times {\mathrm{647}}^1$

素因数の和:721

約数の個数: 48

約数和(自身を含む): 180610560

約数和(自身を除く): 77770557

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 647, 783, 841, 1827, 1941, 2523, 4529, 5481, 5823, 5887, 7569, 13587, 17469, 17661, 18763, 22707, 40761, 52983, 56289, 122283, 131341, 158949, 168867, 394023, 506601, 544127, 1182069, 1632381, 3546207, 3808889, 4897143, 11426667, 14691429, 34280001, 102840003]

約数ペア:

[(1, 102840003), (3, 34280001), (7, 14691429), (9, 11426667), (21, 4897143), (27, 3808889), (29, 3546207), (63, 1632381), (87, 1182069), (189, 544127), (203, 506601), (261, 394023), (609, 168867), (647, 158949), (783, 131341), (841, 122283), (1827, 56289), (1941, 52983), (2523, 40761), (4529, 22707), (5481, 18763), (5823, 17661), (5887, 17469), (7569, 13587)]