821264595012

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{49823}}^1\times {\mathrm{6449}}^1$

素因数の和:56353

約数の個数: 72

約数和(自身を含む): 2105582169600

約数和(自身を除く): 1284317574588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 6449, 12898, 19347, 25796, 38694, 49823, 58041, 77388, 99646, 116082, 149469, 199292, 232164, 298938, 448407, 457879, 597876, 896814, 915758, 1373637, 1793628, 1831516, 2747274, 3537433, 4120911, 5494548, 7074866, 8241822, 10612299, 14149732, 16483644, 21224598, 31836897, 42449196, 63673794, 127347588, 321308527, 642617054, 963925581, 1285234108, 1927851162, 2891776743, 3855702324, 5783553486, 11567106972, 22812905417, 45625810834, 68438716251, 91251621668, 136877432502, 205316148753, 273754865004, 410632297506, 821264595012]

約数ペア:

[(1, 821264595012), (2, 410632297506), (3, 273754865004), (4, 205316148753), (6, 136877432502), (9, 91251621668), (12, 68438716251), (18, 45625810834), (36, 22812905417), (71, 11567106972), (142, 5783553486), (213, 3855702324), (284, 2891776743), (426, 1927851162), (639, 1285234108), (852, 963925581), (1278, 642617054), (2556, 321308527), (6449, 127347588), (12898, 63673794), (19347, 42449196), (25796, 31836897), (38694, 21224598), (49823, 16483644), (58041, 14149732), (77388, 10612299), (99646, 8241822), (116082, 7074866), (149469, 5494548), (199292, 4120911), (232164, 3537433), (298938, 2747274), (448407, 1831516), (457879, 1793628), (597876, 1373637), (896814, 915758)]