51721722

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3299}}^1$

素因数の和:3387

約数の個数: 48

約数和(自身を含む): 122522400

約数和(自身を除く): 70800678

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 67, 78, 117, 134, 201, 234, 402, 603, 871, 1206, 1742, 2613, 3299, 5226, 6598, 7839, 9897, 15678, 19794, 29691, 42887, 59382, 85774, 128661, 221033, 257322, 385983, 442066, 663099, 771966, 1326198, 1989297, 2873429, 3978594, 5746858, 8620287, 17240574, 25860861, 51721722]

約数ペア:

[(1, 51721722), (2, 25860861), (3, 17240574), (6, 8620287), (9, 5746858), (13, 3978594), (18, 2873429), (26, 1989297), (39, 1326198), (67, 771966), (78, 663099), (117, 442066), (134, 385983), (201, 257322), (234, 221033), (402, 128661), (603, 85774), (871, 59382), (1206, 42887), (1742, 29691), (2613, 19794), (3299, 15678), (5226, 9897), (6598, 7839)]