203876253

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{587}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 348566400

約数和(自身を除く): 144690147

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 149, 259, 333, 447, 587, 777, 1043, 1341, 1761, 2331, 3129, 4109, 5283, 5513, 9387, 12327, 16539, 21719, 36981, 38591, 49617, 65157, 87463, 115773, 152033, 195471, 262389, 347319, 456099, 612241, 787167, 1368297, 1836723, 3236131, 5510169, 9708393, 22652917, 29125179, 67958751, 203876253]

約数ペア:

[(1, 203876253), (3, 67958751), (7, 29125179), (9, 22652917), (21, 9708393), (37, 5510169), (63, 3236131), (111, 1836723), (149, 1368297), (259, 787167), (333, 612241), (447, 456099), (587, 347319), (777, 262389), (1043, 195471), (1341, 152033), (1761, 115773), (2331, 87463), (3129, 65157), (4109, 49617), (5283, 38591), (5513, 36981), (9387, 21719), (12327, 16539)]