165239361

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{607}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 284544000

約数和(自身を除く): 119304639

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 149, 203, 261, 447, 607, 609, 1043, 1341, 1821, 1827, 3129, 4249, 4321, 5463, 9387, 12747, 12963, 17603, 30247, 38241, 38889, 52809, 90443, 90741, 123221, 158427, 271329, 272223, 369663, 633101, 813987, 1108989, 1899303, 2622847, 5697909, 7868541, 18359929, 23605623, 55079787, 165239361]

約数ペア:

[(1, 165239361), (3, 55079787), (7, 23605623), (9, 18359929), (21, 7868541), (29, 5697909), (63, 2622847), (87, 1899303), (149, 1108989), (203, 813987), (261, 633101), (447, 369663), (607, 272223), (609, 271329), (1043, 158427), (1341, 123221), (1821, 90741), (1827, 90443), (3129, 52809), (4249, 38889), (4321, 38241), (5463, 30247), (9387, 17603), (12747, 12963)]