2015208723

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:784

約数の個数: 64

約数和(自身を含む): 3207168000

約数和(自身を除く): 1191959277

約数列:

[1, 3, 11, 19, 31, 33, 57, 93, 199, 209, 341, 521, 589, 597, 627, 1023, 1563, 1767, 2189, 3781, 5731, 6169, 6479, 6567, 9899, 11343, 16151, 17193, 18507, 19437, 29697, 41591, 48453, 67859, 103679, 108889, 117211, 124773, 177661, 203577, 306869, 311037, 326667, 351633, 532983, 920607, 1140469, 1289321, 1969901, 3214049, 3375559, 3421407, 3867963, 5909703, 9642147, 10126677, 21668911, 35354539, 61066931, 65006733, 106063617, 183200793, 671736241, 2015208723]

約数ペア:

[(1, 2015208723), (3, 671736241), (11, 183200793), (19, 106063617), (31, 65006733), (33, 61066931), (57, 35354539), (93, 21668911), (199, 10126677), (209, 9642147), (341, 5909703), (521, 3867963), (589, 3421407), (597, 3375559), (627, 3214049), (1023, 1969901), (1563, 1289321), (1767, 1140469), (2189, 920607), (3781, 532983), (5731, 351633), (6169, 326667), (6479, 311037), (6567, 306869), (9899, 203577), (11343, 177661), (16151, 124773), (17193, 117211), (18507, 108889), (19437, 103679), (29697, 67859), (41591, 48453)]