40407471

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 69619200

約数和(自身を除く): 29211729

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 73, 83, 117, 171, 219, 247, 249, 351, 513, 657, 741, 747, 949, 1079, 1387, 1577, 1971, 2223, 2241, 2847, 3237, 4161, 4731, 6059, 6669, 8541, 9711, 12483, 14193, 18031, 18177, 20501, 25623, 29133, 37449, 42579, 54093, 54531, 61503, 78767, 115121, 162279, 163593, 184509, 236301, 345363, 486837, 553527, 708903, 1036089, 1496573, 2126709, 3108267, 4489719, 13469157, 40407471]

約数ペア:

[(1, 40407471), (3, 13469157), (9, 4489719), (13, 3108267), (19, 2126709), (27, 1496573), (39, 1036089), (57, 708903), (73, 553527), (83, 486837), (117, 345363), (171, 236301), (219, 184509), (247, 163593), (249, 162279), (351, 115121), (513, 78767), (657, 61503), (741, 54531), (747, 54093), (949, 42579), (1079, 37449), (1387, 29133), (1577, 25623), (1971, 20501), (2223, 18177), (2241, 18031), (2847, 14193), (3237, 12483), (4161, 9711), (4731, 8541), (6059, 6669)]