669996

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{503}}^1$

素因数の和:550

約数の個数: 36

約数和(自身を含む): 1742832

約数和(自身を除く): 1072836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 503, 666, 1006, 1332, 1509, 2012, 3018, 4527, 6036, 9054, 18108, 18611, 37222, 55833, 74444, 111666, 167499, 223332, 334998, 669996]

約数ペア:

[(1, 669996), (2, 334998), (3, 223332), (4, 167499), (6, 111666), (9, 74444), (12, 55833), (18, 37222), (36, 18611), (37, 18108), (74, 9054), (111, 6036), (148, 4527), (222, 3018), (333, 2012), (444, 1509), (503, 1332), (666, 1006)]