201211371515

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1879}}^1\times {\mathrm{14639}}^1$

素因数の和:16560

約数の個数: 64

約数和(自身を含む): 317067264000

約数和(自身を除く): 115855892485

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 1045, 1463, 1879, 7315, 9395, 13153, 14639, 20669, 35701, 65765, 73195, 102473, 103345, 144683, 161029, 178505, 249907, 278141, 392711, 512365, 723415, 805145, 1127203, 1249535, 1390705, 1946987, 1963555, 2748977, 3059551, 5636015, 9734935, 13744885, 15297755, 21416857, 27506681, 107084285, 137533405, 192546767, 302573491, 522626939, 962733835, 1512867455, 2118014437, 2613134695, 3658388573, 5748896329, 10590072185, 18291942865, 28744481645, 40242274303, 201211371515]

約数ペア:

[(1, 201211371515), (5, 40242274303), (7, 28744481645), (11, 18291942865), (19, 10590072185), (35, 5748896329), (55, 3658388573), (77, 2613134695), (95, 2118014437), (133, 1512867455), (209, 962733835), (385, 522626939), (665, 302573491), (1045, 192546767), (1463, 137533405), (1879, 107084285), (7315, 27506681), (9395, 21416857), (13153, 15297755), (14639, 13744885), (20669, 9734935), (35701, 5636015), (65765, 3059551), (73195, 2748977), (102473, 1963555), (103345, 1946987), (144683, 1390705), (161029, 1249535), (178505, 1127203), (249907, 805145), (278141, 723415), (392711, 512365)]