727630449

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1091}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 1219982400

約数和(自身を除く): 492351951

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 349, 637, 1047, 1091, 1911, 2443, 3273, 4537, 7329, 7637, 13611, 14183, 17101, 22911, 31759, 42549, 51303, 53459, 95277, 99281, 160377, 222313, 297843, 380759, 666939, 694967, 1142277, 2084901, 2665313, 4949867, 7995939, 14849601, 18657191, 34649069, 55971573, 103947207, 242543483, 727630449]

約数ペア:

[(1, 727630449), (3, 242543483), (7, 103947207), (13, 55971573), (21, 34649069), (39, 18657191), (49, 14849601), (91, 7995939), (147, 4949867), (273, 2665313), (349, 2084901), (637, 1142277), (1047, 694967), (1091, 666939), (1911, 380759), (2443, 297843), (3273, 222313), (4537, 160377), (7329, 99281), (7637, 95277), (13611, 53459), (14183, 51303), (17101, 42549), (22911, 31759)]