209569146

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 453427200

約数和(自身を除く): 243858054

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 79, 94, 138, 141, 158, 237, 282, 409, 474, 818, 1081, 1227, 1817, 2162, 2454, 3243, 3634, 3713, 5451, 6486, 7426, 9407, 10902, 11139, 18814, 19223, 22278, 28221, 32311, 38446, 56442, 57669, 64622, 85399, 96933, 115338, 170798, 193866, 256197, 442129, 512394, 743153, 884258, 1326387, 1486306, 1518617, 2229459, 2652774, 3037234, 4458918, 4555851, 9111702, 34928191, 69856382, 104784573, 209569146]

約数ペア:

[(1, 209569146), (2, 104784573), (3, 69856382), (6, 34928191), (23, 9111702), (46, 4555851), (47, 4458918), (69, 3037234), (79, 2652774), (94, 2229459), (138, 1518617), (141, 1486306), (158, 1326387), (237, 884258), (282, 743153), (409, 512394), (474, 442129), (818, 256197), (1081, 193866), (1227, 170798), (1817, 115338), (2162, 96933), (2454, 85399), (3243, 64622), (3634, 57669), (3713, 56442), (5451, 38446), (6486, 32311), (7426, 28221), (9407, 22278), (10902, 19223), (11139, 18814)]