15708007861

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{21499}}^1$

素因数の和:21594

約数の個数: 48

約数和(自身を含む): 20862912000

約数和(自身を除く): 5154904139

約数列:

[1, 7, 13, 31, 37, 49, 91, 217, 259, 403, 481, 637, 1147, 1519, 1813, 2821, 3367, 8029, 14911, 19747, 21499, 23569, 56203, 104377, 150493, 279487, 666469, 730639, 795463, 1053451, 1956409, 4665283, 5568241, 8664097, 10341019, 13694863, 24659353, 32656981, 38977687, 60648679, 72387133, 172615471, 320571589, 424540753, 506709931, 1208308297, 2244001123, 15708007861]

約数ペア:

[(1, 15708007861), (7, 2244001123), (13, 1208308297), (31, 506709931), (37, 424540753), (49, 320571589), (91, 172615471), (217, 72387133), (259, 60648679), (403, 38977687), (481, 32656981), (637, 24659353), (1147, 13694863), (1519, 10341019), (1813, 8664097), (2821, 5568241), (3367, 4665283), (8029, 1956409), (14911, 1053451), (19747, 795463), (21499, 730639), (23569, 666469), (56203, 279487), (104377, 150493)]