26988507

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1063}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 49573888

約数和(自身を除く): 22585381

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 63, 91, 93, 117, 217, 273, 279, 403, 651, 819, 1063, 1209, 1953, 2821, 3189, 3627, 7441, 8463, 9567, 13819, 22323, 25389, 32953, 41457, 66969, 96733, 98859, 124371, 230671, 290199, 296577, 428389, 692013, 870597, 1285167, 2076039, 2998723, 3855501, 8996169, 26988507]

約数ペア:

[(1, 26988507), (3, 8996169), (7, 3855501), (9, 2998723), (13, 2076039), (21, 1285167), (31, 870597), (39, 692013), (63, 428389), (91, 296577), (93, 290199), (117, 230671), (217, 124371), (273, 98859), (279, 96733), (403, 66969), (651, 41457), (819, 32953), (1063, 25389), (1209, 22323), (1953, 13819), (2821, 9567), (3189, 8463), (3627, 7441)]