27930266

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 55883520

約数和(自身を除く): 27953254

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 41, 82, 91, 133, 182, 197, 247, 266, 287, 394, 494, 533, 574, 779, 1066, 1379, 1558, 1729, 2561, 2758, 3458, 3731, 3743, 5122, 5453, 7462, 7486, 8077, 10127, 10906, 16154, 17927, 20254, 26201, 35854, 48659, 52402, 56539, 70889, 97318, 105001, 113078, 141778, 153463, 210002, 306926, 340613, 681226, 735007, 1074241, 1470014, 1995019, 2148482, 3990038, 13965133, 27930266]

約数ペア:

[(1, 27930266), (2, 13965133), (7, 3990038), (13, 2148482), (14, 1995019), (19, 1470014), (26, 1074241), (38, 735007), (41, 681226), (82, 340613), (91, 306926), (133, 210002), (182, 153463), (197, 141778), (247, 113078), (266, 105001), (287, 97318), (394, 70889), (494, 56539), (533, 52402), (574, 48659), (779, 35854), (1066, 26201), (1379, 20254), (1558, 17927), (1729, 16154), (2561, 10906), (2758, 10127), (3458, 8077), (3731, 7486), (3743, 7462), (5122, 5453)]