126523201

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 155520000

約数和(自身を除く): 28996799

約数列:

[1, 7, 29, 47, 89, 149, 203, 329, 623, 1043, 1363, 2581, 4183, 4321, 7003, 9541, 13261, 18067, 29281, 30247, 49021, 92827, 121307, 203087, 384569, 623267, 849149, 1421609, 2691983, 4362869, 18074743, 126523201]

約数ペア:

[(1, 126523201), (7, 18074743), (29, 4362869), (47, 2691983), (89, 1421609), (149, 849149), (203, 623267), (329, 384569), (623, 203087), (1043, 121307), (1363, 92827), (2581, 49021), (4183, 30247), (4321, 29281), (7003, 18067), (9541, 13261)]