649986194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3109}}^1$

素因数の和:3195

約数の個数: 64

約数和(自身を含む): 1241412480

約数和(自身を除く): 591426286

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 43, 86, 143, 187, 221, 286, 374, 442, 473, 559, 731, 946, 1118, 1462, 2431, 3109, 4862, 6149, 6218, 8041, 9503, 12298, 16082, 19006, 34199, 40417, 52853, 68398, 80834, 104533, 105706, 133687, 209066, 267374, 444587, 581383, 687089, 889174, 1162766, 1374178, 1470557, 1737931, 2272679, 2941114, 3475862, 4545358, 7557979, 15115958, 19117241, 24999469, 29544827, 38234482, 49998938, 59089654, 324993097, 649986194]

約数ペア:

[(1, 649986194), (2, 324993097), (11, 59089654), (13, 49998938), (17, 38234482), (22, 29544827), (26, 24999469), (34, 19117241), (43, 15115958), (86, 7557979), (143, 4545358), (187, 3475862), (221, 2941114), (286, 2272679), (374, 1737931), (442, 1470557), (473, 1374178), (559, 1162766), (731, 889174), (946, 687089), (1118, 581383), (1462, 444587), (2431, 267374), (3109, 209066), (4862, 133687), (6149, 105706), (6218, 104533), (8041, 80834), (9503, 68398), (12298, 52853), (16082, 40417), (19006, 34199)]