81394586

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{9127}}^1$

素因数の和:9163

約数の個数: 32

約数和(自身を含む): 153350400

約数和(自身を除く): 71955814

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 4459, 8918, 9127, 18254, 63889, 118651, 127778, 237302, 447223, 830557, 894446, 1661114, 3130561, 5813899, 6261122, 11627798, 40697293, 81394586]

約数ペア:

[(1, 81394586), (2, 40697293), (7, 11627798), (13, 6261122), (14, 5813899), (26, 3130561), (49, 1661114), (91, 894446), (98, 830557), (182, 447223), (343, 237302), (637, 127778), (686, 118651), (1274, 63889), (4459, 18254), (8918, 9127)]