71761833

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 126936264

約数和(自身を除く): 55174431

約数列:

[1, 3, 9, 11, 13, 33, 37, 39, 99, 111, 117, 121, 137, 143, 333, 363, 407, 411, 429, 481, 1089, 1221, 1233, 1287, 1443, 1507, 1573, 1781, 3663, 4329, 4477, 4521, 4719, 5069, 5291, 5343, 13431, 13563, 14157, 15207, 15873, 16029, 16577, 19591, 40293, 45621, 47619, 49731, 55759, 58201, 58773, 65897, 149193, 167277, 174603, 176319, 197691, 215501, 501831, 523809, 593073, 613349, 646503, 724867, 1840047, 1939509, 2174601, 5520141, 6523803, 7973537, 23920611, 71761833]

約数ペア:

[(1, 71761833), (3, 23920611), (9, 7973537), (11, 6523803), (13, 5520141), (33, 2174601), (37, 1939509), (39, 1840047), (99, 724867), (111, 646503), (117, 613349), (121, 593073), (137, 523809), (143, 501831), (333, 215501), (363, 197691), (407, 176319), (411, 174603), (429, 167277), (481, 149193), (1089, 65897), (1221, 58773), (1233, 58201), (1287, 55759), (1443, 49731), (1507, 47619), (1573, 45621), (1781, 40293), (3663, 19591), (4329, 16577), (4477, 16029), (4521, 15873), (4719, 15207), (5069, 14157), (5291, 13563), (5343, 13431)]