81278148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{4339}}^1$

素因数の和:4576

約数の個数: 48

約数和(自身を含む): 217763840

約数和(自身を除く): 136485692

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 223, 446, 669, 892, 1338, 1561, 2676, 3122, 4339, 4683, 6244, 8678, 9366, 13017, 17356, 18732, 26034, 30373, 52068, 60746, 91119, 121492, 182238, 364476, 967597, 1935194, 2902791, 3870388, 5805582, 6773179, 11611164, 13546358, 20319537, 27092716, 40639074, 81278148]

約数ペア:

[(1, 81278148), (2, 40639074), (3, 27092716), (4, 20319537), (6, 13546358), (7, 11611164), (12, 6773179), (14, 5805582), (21, 3870388), (28, 2902791), (42, 1935194), (84, 967597), (223, 364476), (446, 182238), (669, 121492), (892, 91119), (1338, 60746), (1561, 52068), (2676, 30373), (3122, 26034), (4339, 18732), (4683, 17356), (6244, 13017), (8678, 9366)]