191001447

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7523}}^1$

素因数の和:7580

約数の個数: 48

約数和(自身を含む): 350558208

約数和(自身を除く): 159556761

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 63, 91, 93, 117, 217, 273, 279, 403, 651, 819, 1209, 1953, 2821, 3627, 7523, 8463, 22569, 25389, 52661, 67707, 97799, 157983, 233213, 293397, 473949, 684593, 699639, 880191, 1632491, 2053779, 2098917, 3031769, 4897473, 6161337, 9095307, 14692419, 21222383, 27285921, 63667149, 191001447]

約数ペア:

[(1, 191001447), (3, 63667149), (7, 27285921), (9, 21222383), (13, 14692419), (21, 9095307), (31, 6161337), (39, 4897473), (63, 3031769), (91, 2098917), (93, 2053779), (117, 1632491), (217, 880191), (273, 699639), (279, 684593), (403, 473949), (651, 293397), (819, 233213), (1209, 157983), (1953, 97799), (2821, 67707), (3627, 52661), (7523, 25389), (8463, 22569)]