1388460488

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{313}}^1\times {\mathrm{577}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 2703323340

約数和(自身を除く): 1314862852

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 313, 577, 626, 961, 1154, 1252, 1922, 2308, 2504, 3844, 4616, 7688, 9703, 17887, 19406, 35774, 38812, 71548, 77624, 143096, 180601, 300793, 361202, 554497, 601586, 722404, 1108994, 1203172, 1444808, 2217988, 2406344, 4435976, 5598631, 11197262, 22394524, 44789048, 173557561, 347115122, 694230244, 1388460488]

約数ペア:

[(1, 1388460488), (2, 694230244), (4, 347115122), (8, 173557561), (31, 44789048), (62, 22394524), (124, 11197262), (248, 5598631), (313, 4435976), (577, 2406344), (626, 2217988), (961, 1444808), (1154, 1203172), (1252, 1108994), (1922, 722404), (2308, 601586), (2504, 554497), (3844, 361202), (4616, 300793), (7688, 180601), (9703, 143096), (17887, 77624), (19406, 71548), (35774, 38812)]