204420138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4973}}^1$

素因数の和:5039

約数の個数: 64

約数和(自身を含む): 481324032

約数和(自身を除く): 276903894

約数列:

[1, 2, 3, 6, 13, 17, 26, 31, 34, 39, 51, 62, 78, 93, 102, 186, 221, 403, 442, 527, 663, 806, 1054, 1209, 1326, 1581, 2418, 3162, 4973, 6851, 9946, 13702, 14919, 20553, 29838, 41106, 64649, 84541, 129298, 154163, 169082, 193947, 253623, 308326, 387894, 462489, 507246, 924978, 1099033, 2004119, 2198066, 2620771, 3297099, 4008238, 5241542, 6012357, 6594198, 7862313, 12024714, 15724626, 34070023, 68140046, 102210069, 204420138]

約数ペア:

[(1, 204420138), (2, 102210069), (3, 68140046), (6, 34070023), (13, 15724626), (17, 12024714), (26, 7862313), (31, 6594198), (34, 6012357), (39, 5241542), (51, 4008238), (62, 3297099), (78, 2620771), (93, 2198066), (102, 2004119), (186, 1099033), (221, 924978), (403, 507246), (442, 462489), (527, 387894), (663, 308326), (806, 253623), (1054, 193947), (1209, 169082), (1326, 154163), (1581, 129298), (2418, 84541), (3162, 64649), (4973, 41106), (6851, 29838), (9946, 20553), (13702, 14919)]