71499267

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2683}}^1$

素因数の和:2749

約数の個数: 40

約数和(自身を含む): 124709376

約数和(自身を除く): 53210109

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 329, 423, 567, 987, 1269, 2683, 2961, 3807, 8049, 8883, 18781, 24147, 26649, 56343, 72441, 126101, 169029, 217323, 378303, 507087, 882707, 1134909, 1521261, 2648121, 3404727, 7944363, 10214181, 23833089, 71499267]

約数ペア:

[(1, 71499267), (3, 23833089), (7, 10214181), (9, 7944363), (21, 3404727), (27, 2648121), (47, 1521261), (63, 1134909), (81, 882707), (141, 507087), (189, 378303), (329, 217323), (423, 169029), (567, 126101), (987, 72441), (1269, 56343), (2683, 26649), (2961, 24147), (3807, 18781), (8049, 8883)]