209310406

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{251}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 330946560

約数和(自身を除く): 121636154

約数列:

[1, 2, 37, 59, 74, 118, 191, 251, 382, 502, 2183, 4366, 7067, 9287, 11269, 14134, 14809, 18574, 22538, 29618, 47941, 95882, 416953, 547933, 833906, 1095866, 1773817, 2828519, 3547634, 5657038, 104655203, 209310406]

約数ペア:

[(1, 209310406), (2, 104655203), (37, 5657038), (59, 3547634), (74, 2828519), (118, 1773817), (191, 1095866), (251, 833906), (382, 547933), (502, 416953), (2183, 95882), (4366, 47941), (7067, 29618), (9287, 22538), (11269, 18574), (14134, 14809)]