87654476

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{937}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 189731136

約数和(自身を除く): 102076660

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 257, 364, 514, 937, 1028, 1799, 1874, 3341, 3598, 3748, 6559, 6682, 7196, 12181, 13118, 13364, 23387, 24362, 26236, 46774, 48724, 85267, 93548, 170534, 240809, 341068, 481618, 963236, 1685663, 3130517, 3371326, 6261034, 6742652, 12522068, 21913619, 43827238, 87654476]

約数ペア:

[(1, 87654476), (2, 43827238), (4, 21913619), (7, 12522068), (13, 6742652), (14, 6261034), (26, 3371326), (28, 3130517), (52, 1685663), (91, 963236), (182, 481618), (257, 341068), (364, 240809), (514, 170534), (937, 93548), (1028, 85267), (1799, 48724), (1874, 46774), (3341, 26236), (3598, 24362), (3748, 23387), (6559, 13364), (6682, 13118), (7196, 12181)]