157214519

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 201139200

約数和(自身を除く): 43924681

約数列:

[1, 7, 11, 71, 77, 149, 193, 497, 781, 1043, 1351, 1639, 2123, 5467, 10579, 11473, 13703, 14861, 28757, 74053, 95921, 116369, 150733, 201299, 316327, 814583, 1055131, 2041747, 2214289, 14292229, 22459217, 157214519]

約数ペア:

[(1, 157214519), (7, 22459217), (11, 14292229), (71, 2214289), (77, 2041747), (149, 1055131), (193, 814583), (497, 316327), (781, 201299), (1043, 150733), (1351, 116369), (1639, 95921), (2123, 74053), (5467, 28757), (10579, 14861), (11473, 13703)]