51690366

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 144399360

約数和(自身を除く): 92708994

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 67, 78, 91, 117, 126, 134, 157, 182, 189, 201, 234, 273, 314, 351, 378, 402, 469, 471, 546, 603, 702, 819, 871, 938, 942, 1099, 1206, 1407, 1413, 1638, 1742, 1809, 2041, 2198, 2457, 2613, 2814, 2826, 3297, 3618, 4082, 4221, 4239, 4914, 5226, 6097, 6123, 6594, 7839, 8442, 8478, 9891, 10519, 12194, 12246, 12663, 14287, 15678, 18291, 18369, 19782, 21038, 23517, 25326, 28574, 29673, 31557, 36582, 36738, 42861, 47034, 54873, 55107, 59346, 63114, 73633, 85722, 94671, 109746, 110214, 128583, 136747, 147266, 164619, 189342, 220899, 257166, 273494, 284013, 329238, 385749, 410241, 441798, 568026, 662697, 771498, 820482, 957229, 1230723, 1325394, 1914458, 1988091, 2461446, 2871687, 3692169, 3976182, 5743374, 7384338, 8615061, 17230122, 25845183, 51690366]

約数ペア:

[(1, 51690366), (2, 25845183), (3, 17230122), (6, 8615061), (7, 7384338), (9, 5743374), (13, 3976182), (14, 3692169), (18, 2871687), (21, 2461446), (26, 1988091), (27, 1914458), (39, 1325394), (42, 1230723), (54, 957229), (63, 820482), (67, 771498), (78, 662697), (91, 568026), (117, 441798), (126, 410241), (134, 385749), (157, 329238), (182, 284013), (189, 273494), (201, 257166), (234, 220899), (273, 189342), (314, 164619), (351, 147266), (378, 136747), (402, 128583), (469, 110214), (471, 109746), (546, 94671), (603, 85722), (702, 73633), (819, 63114), (871, 59346), (938, 55107), (942, 54873), (1099, 47034), (1206, 42861), (1407, 36738), (1413, 36582), (1638, 31557), (1742, 29673), (1809, 28574), (2041, 25326), (2198, 23517), (2457, 21038), (2613, 19782), (2814, 18369), (2826, 18291), (3297, 15678), (3618, 14287), (4082, 12663), (4221, 12246), (4239, 12194), (4914, 10519), (5226, 9891), (6097, 8478), (6123, 8442), (6594, 7839)]