2125142001

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1889}}^1$

素因数の和:1980

約数の個数: 80

約数和(自身を含む): 3622449600

約数和(自身を除く): 1497307599

約数列:

[1, 3, 9, 17, 19, 27, 43, 51, 57, 81, 129, 153, 171, 323, 387, 459, 513, 731, 817, 969, 1161, 1377, 1539, 1889, 2193, 2451, 2907, 3483, 5667, 6579, 7353, 8721, 13889, 17001, 19737, 22059, 26163, 32113, 35891, 41667, 51003, 59211, 66177, 81227, 96339, 107673, 125001, 153009, 243681, 289017, 323019, 375003, 610147, 731043, 867051, 969057, 1125009, 1380859, 1543313, 1830441, 2193129, 2601153, 2907171, 4142577, 4629939, 5491323, 6579387, 12427731, 13889817, 16473969, 26236321, 37283193, 41669451, 49421907, 78708963, 111849579, 125008353, 236126889, 708380667, 2125142001]

約数ペア:

[(1, 2125142001), (3, 708380667), (9, 236126889), (17, 125008353), (19, 111849579), (27, 78708963), (43, 49421907), (51, 41669451), (57, 37283193), (81, 26236321), (129, 16473969), (153, 13889817), (171, 12427731), (323, 6579387), (387, 5491323), (459, 4629939), (513, 4142577), (731, 2907171), (817, 2601153), (969, 2193129), (1161, 1830441), (1377, 1543313), (1539, 1380859), (1889, 1125009), (2193, 969057), (2451, 867051), (2907, 731043), (3483, 610147), (5667, 375003), (6579, 323019), (7353, 289017), (8721, 243681), (13889, 153009), (17001, 125001), (19737, 107673), (22059, 96339), (26163, 81227), (32113, 66177), (35891, 59211), (41667, 51003)]