27815788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6947}}^1$

素因数の和:6982

約数の個数: 48

約数和(自身を含む): 65366784

約数和(自身を除く): 37550996

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 6947, 13894, 27788, 48629, 76417, 90311, 97258, 152834, 180622, 194516, 305668, 361244, 534919, 632177, 993421, 1069838, 1264354, 1986842, 2139676, 2528708, 3973684, 6953947, 13907894, 27815788]

約数ペア:

[(1, 27815788), (2, 13907894), (4, 6953947), (7, 3973684), (11, 2528708), (13, 2139676), (14, 1986842), (22, 1264354), (26, 1069838), (28, 993421), (44, 632177), (52, 534919), (77, 361244), (91, 305668), (143, 194516), (154, 180622), (182, 152834), (286, 97258), (308, 90311), (364, 76417), (572, 48629), (1001, 27788), (2002, 13894), (4004, 6947)]