263311386

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1399}}^1$

素因数の和:1563

約数の個数: 64

約数和(自身を含む): 602112000

約数和(自身を除く): 338800614

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 127, 247, 254, 381, 494, 741, 762, 1399, 1482, 1651, 2413, 2798, 3302, 4197, 4826, 4953, 7239, 8394, 9906, 14478, 18187, 26581, 31369, 36374, 53162, 54561, 62738, 79743, 94107, 109122, 159486, 177673, 188214, 345553, 355346, 533019, 691106, 1036659, 1066038, 2073318, 2309749, 3375787, 4619498, 6751574, 6929247, 10127361, 13858494, 20254722, 43885231, 87770462, 131655693, 263311386]

約数ペア:

[(1, 263311386), (2, 131655693), (3, 87770462), (6, 43885231), (13, 20254722), (19, 13858494), (26, 10127361), (38, 6929247), (39, 6751574), (57, 4619498), (78, 3375787), (114, 2309749), (127, 2073318), (247, 1066038), (254, 1036659), (381, 691106), (494, 533019), (741, 355346), (762, 345553), (1399, 188214), (1482, 177673), (1651, 159486), (2413, 109122), (2798, 94107), (3302, 79743), (4197, 62738), (4826, 54561), (4953, 53162), (7239, 36374), (8394, 31369), (9906, 26581), (14478, 18187)]