663666068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1\times {\mathrm{487}}^1$

素因数の和:936

約数の個数: 48

約数和(自身を含む): 1274031360

約数和(自身を除く): 610365292

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 359, 487, 718, 949, 974, 1436, 1898, 1948, 3796, 4667, 6331, 9334, 12662, 18668, 25324, 26207, 35551, 52414, 71102, 104828, 142204, 174833, 340691, 349666, 462163, 681382, 699332, 924326, 1362764, 1848652, 2272829, 4545658, 9091316, 12762809, 25525618, 51051236, 165916517, 331833034, 663666068]

約数ペア:

[(1, 663666068), (2, 331833034), (4, 165916517), (13, 51051236), (26, 25525618), (52, 12762809), (73, 9091316), (146, 4545658), (292, 2272829), (359, 1848652), (487, 1362764), (718, 924326), (949, 699332), (974, 681382), (1436, 462163), (1898, 349666), (1948, 340691), (3796, 174833), (4667, 142204), (6331, 104828), (9334, 71102), (12662, 52414), (18668, 35551), (25324, 26207)]