1231992710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{1051}}^1$

素因数の和:1269

約数の個数: 64

約数和(自身を含む): 2443198464

約数和(自身を除く): 1211205754

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 127, 130, 142, 254, 355, 635, 710, 923, 1051, 1270, 1651, 1846, 2102, 3302, 4615, 5255, 8255, 9017, 9230, 10510, 13663, 16510, 18034, 27326, 45085, 68315, 74621, 90170, 117221, 133477, 136630, 149242, 234442, 266954, 373105, 586105, 667385, 746210, 970073, 1172210, 1334770, 1735201, 1940146, 3470402, 4850365, 8676005, 9476867, 9700730, 17352010, 18953734, 47384335, 94768670, 123199271, 246398542, 615996355, 1231992710]

約数ペア:

[(1, 1231992710), (2, 615996355), (5, 246398542), (10, 123199271), (13, 94768670), (26, 47384335), (65, 18953734), (71, 17352010), (127, 9700730), (130, 9476867), (142, 8676005), (254, 4850365), (355, 3470402), (635, 1940146), (710, 1735201), (923, 1334770), (1051, 1172210), (1270, 970073), (1651, 746210), (1846, 667385), (2102, 586105), (3302, 373105), (4615, 266954), (5255, 234442), (8255, 149242), (9017, 136630), (9230, 133477), (10510, 117221), (13663, 90170), (16510, 74621), (18034, 68315), (27326, 45085)]