28447218

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 65345280

約数和(自身を除く): 36898062

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 223, 342, 373, 446, 669, 746, 1119, 1338, 2007, 2238, 3357, 4014, 4237, 6714, 7087, 8474, 12711, 14174, 21261, 25422, 38133, 42522, 63783, 76266, 83179, 127566, 166358, 249537, 499074, 748611, 1497222, 1580401, 3160802, 4741203, 9482406, 14223609, 28447218]

約数ペア:

[(1, 28447218), (2, 14223609), (3, 9482406), (6, 4741203), (9, 3160802), (18, 1580401), (19, 1497222), (38, 748611), (57, 499074), (114, 249537), (171, 166358), (223, 127566), (342, 83179), (373, 76266), (446, 63783), (669, 42522), (746, 38133), (1119, 25422), (1338, 21261), (2007, 14174), (2238, 12711), (3357, 8474), (4014, 7087), (4237, 6714)]