15661786129

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 19619931240

約数和(自身を除く): 3958145111

約数列:

[1, 11, 17, 23, 37, 121, 187, 253, 389, 391, 407, 529, 629, 851, 2057, 2783, 4279, 4301, 4477, 5819, 6613, 6919, 8947, 8993, 9361, 14393, 14467, 19573, 47069, 47311, 64009, 72743, 76109, 98417, 98923, 102971, 152099, 158323, 159137, 205781, 215303, 244681, 331039, 332741, 800173, 1082587, 1088153, 1673089, 1741553, 1750507, 2263591, 2368333, 2691491, 3498277, 3641429, 3660151, 5627663, 7613897, 18403979, 24899501, 29606401, 38481047, 40055719, 40261661, 61904293, 83752867, 129436249, 423291517, 680947223, 921281537, 1423798739, 15661786129]

約数ペア:

[(1, 15661786129), (11, 1423798739), (17, 921281537), (23, 680947223), (37, 423291517), (121, 129436249), (187, 83752867), (253, 61904293), (389, 40261661), (391, 40055719), (407, 38481047), (529, 29606401), (629, 24899501), (851, 18403979), (2057, 7613897), (2783, 5627663), (4279, 3660151), (4301, 3641429), (4477, 3498277), (5819, 2691491), (6613, 2368333), (6919, 2263591), (8947, 1750507), (8993, 1741553), (9361, 1673089), (14393, 1088153), (14467, 1082587), (19573, 800173), (47069, 332741), (47311, 331039), (64009, 244681), (72743, 215303), (76109, 205781), (98417, 159137), (98923, 158323), (102971, 152099)]