421457470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{1231}}^1$

素因数の和:1385

約数の個数: 64

約数和(自身を含む): 892717056

約数和(自身を除く): 471259586

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 73, 134, 146, 335, 365, 469, 511, 670, 730, 938, 1022, 1231, 2345, 2462, 2555, 4690, 4891, 5110, 6155, 8617, 9782, 12310, 17234, 24455, 34237, 43085, 48910, 68474, 82477, 86170, 89863, 164954, 171185, 179726, 342370, 412385, 449315, 577339, 629041, 824770, 898630, 1154678, 1258082, 2886695, 3145205, 5773390, 6020821, 6290410, 12041642, 30104105, 42145747, 60208210, 84291494, 210728735, 421457470]

約数ペア:

[(1, 421457470), (2, 210728735), (5, 84291494), (7, 60208210), (10, 42145747), (14, 30104105), (35, 12041642), (67, 6290410), (70, 6020821), (73, 5773390), (134, 3145205), (146, 2886695), (335, 1258082), (365, 1154678), (469, 898630), (511, 824770), (670, 629041), (730, 577339), (938, 449315), (1022, 412385), (1231, 342370), (2345, 179726), (2462, 171185), (2555, 164954), (4690, 89863), (4891, 86170), (5110, 82477), (6155, 68474), (8617, 48910), (9782, 43085), (12310, 34237), (17234, 24455)]