12898550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:425

約数の個数: 48

約数和(自身を含む): 27721440

約数和(自身を除く): 14822890

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 137, 175, 269, 274, 350, 538, 685, 959, 1345, 1370, 1883, 1918, 2690, 3425, 3766, 4795, 6725, 6850, 9415, 9590, 13450, 18830, 23975, 36853, 47075, 47950, 73706, 94150, 184265, 257971, 368530, 515942, 921325, 1289855, 1842650, 2579710, 6449275, 12898550]

約数ペア:

[(1, 12898550), (2, 6449275), (5, 2579710), (7, 1842650), (10, 1289855), (14, 921325), (25, 515942), (35, 368530), (50, 257971), (70, 184265), (137, 94150), (175, 73706), (269, 47950), (274, 47075), (350, 36853), (538, 23975), (685, 18830), (959, 13450), (1345, 9590), (1370, 9415), (1883, 6850), (1918, 6725), (2690, 4795), (3425, 3766)]