31552444

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 70904960

約数和(自身を除く): 39352516

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 67, 77, 121, 134, 139, 154, 242, 268, 278, 308, 469, 484, 556, 737, 847, 938, 973, 1474, 1529, 1694, 1876, 1946, 2948, 3058, 3388, 3892, 5159, 6116, 8107, 9313, 10318, 10703, 16214, 16819, 18626, 20636, 21406, 32428, 33638, 37252, 42812, 56749, 65191, 67276, 102443, 113498, 117733, 130382, 204886, 226996, 235466, 260764, 409772, 470932, 717101, 1126873, 1434202, 2253746, 2868404, 4507492, 7888111, 15776222, 31552444]

約数ペア:

[(1, 31552444), (2, 15776222), (4, 7888111), (7, 4507492), (11, 2868404), (14, 2253746), (22, 1434202), (28, 1126873), (44, 717101), (67, 470932), (77, 409772), (121, 260764), (134, 235466), (139, 226996), (154, 204886), (242, 130382), (268, 117733), (278, 113498), (308, 102443), (469, 67276), (484, 65191), (556, 56749), (737, 42812), (847, 37252), (938, 33638), (973, 32428), (1474, 21406), (1529, 20636), (1694, 18626), (1876, 16819), (1946, 16214), (2948, 10703), (3058, 10318), (3388, 9313), (3892, 8107), (5159, 6116)]