204680938

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:500

約数の個数: 72

約数和(自身を含む): 403096932

約数和(自身を除く): 198415994

約数列:

[1, 2, 7, 11, 14, 22, 41, 49, 77, 82, 98, 121, 154, 242, 287, 421, 451, 539, 574, 842, 847, 902, 1078, 1694, 2009, 2947, 3157, 4018, 4631, 4961, 5894, 5929, 6314, 9262, 9922, 11858, 17261, 20629, 22099, 32417, 34522, 34727, 41258, 44198, 50941, 64834, 69454, 101882, 120827, 189871, 226919, 241654, 243089, 356587, 379742, 453838, 486178, 713174, 845789, 1329097, 1691578, 2088581, 2496109, 2658194, 4177162, 4992218, 9303679, 14620067, 18607358, 29240134, 102340469, 204680938]

約数ペア:

[(1, 204680938), (2, 102340469), (7, 29240134), (11, 18607358), (14, 14620067), (22, 9303679), (41, 4992218), (49, 4177162), (77, 2658194), (82, 2496109), (98, 2088581), (121, 1691578), (154, 1329097), (242, 845789), (287, 713174), (421, 486178), (451, 453838), (539, 379742), (574, 356587), (842, 243089), (847, 241654), (902, 226919), (1078, 189871), (1694, 120827), (2009, 101882), (2947, 69454), (3157, 64834), (4018, 50941), (4631, 44198), (4961, 41258), (5894, 34727), (5929, 34522), (6314, 32417), (9262, 22099), (9922, 20629), (11858, 17261)]