87909444

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1753}}^1$

素因数の和:1969

約数の個数: 72

約数和(自身を含む): 255382400

約数和(自身を除く): 167472956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 199, 252, 398, 597, 796, 1194, 1393, 1753, 1791, 2388, 2786, 3506, 3582, 4179, 5259, 5572, 7012, 7164, 8358, 10518, 12271, 12537, 15777, 16716, 21036, 24542, 25074, 31554, 36813, 49084, 50148, 63108, 73626, 110439, 147252, 220878, 348847, 441756, 697694, 1046541, 1395388, 2093082, 2441929, 3139623, 4186164, 4883858, 6279246, 7325787, 9767716, 12558492, 14651574, 21977361, 29303148, 43954722, 87909444]

約数ペア:

[(1, 87909444), (2, 43954722), (3, 29303148), (4, 21977361), (6, 14651574), (7, 12558492), (9, 9767716), (12, 7325787), (14, 6279246), (18, 4883858), (21, 4186164), (28, 3139623), (36, 2441929), (42, 2093082), (63, 1395388), (84, 1046541), (126, 697694), (199, 441756), (252, 348847), (398, 220878), (597, 147252), (796, 110439), (1194, 73626), (1393, 63108), (1753, 50148), (1791, 49084), (2388, 36813), (2786, 31554), (3506, 25074), (3582, 24542), (4179, 21036), (5259, 16716), (5572, 15777), (7012, 12537), (7164, 12271), (8358, 10518)]