639407608

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{600947}}^1$

素因数の和:600979

約数の個数: 32

約数和(自身を含む): 1442275200

約数和(自身を除く): 802867592

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 600947, 1201894, 2403788, 4206629, 4807576, 8413258, 11417993, 16826516, 22835986, 33653032, 45671972, 79925951, 91343944, 159851902, 319703804, 639407608]

約数ペア:

[(1, 639407608), (2, 319703804), (4, 159851902), (7, 91343944), (8, 79925951), (14, 45671972), (19, 33653032), (28, 22835986), (38, 16826516), (56, 11417993), (76, 8413258), (133, 4807576), (152, 4206629), (266, 2403788), (532, 1201894), (1064, 600947)]