1900291185

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5387}}^1$

素因数の和:5484

約数の個数: 80

約数和(自身を含む): 3723926976

約数和(自身を除く): 1823635791

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 67, 81, 117, 135, 195, 201, 335, 351, 405, 585, 603, 871, 1005, 1053, 1755, 1809, 2613, 3015, 4355, 5265, 5387, 5427, 7839, 9045, 13065, 16161, 23517, 26935, 27135, 39195, 48483, 70031, 70551, 80805, 117585, 145449, 210093, 242415, 350155, 352755, 360929, 436347, 630279, 727245, 1050465, 1082787, 1804645, 1890837, 2181735, 3151395, 3248361, 4692077, 5413935, 5672511, 9454185, 9745083, 14076231, 16241805, 23460385, 28362555, 29235249, 42228693, 48725415, 70381155, 126686079, 146176245, 211143465, 380058237, 633430395, 1900291185]

約数ペア:

[(1, 1900291185), (3, 633430395), (5, 380058237), (9, 211143465), (13, 146176245), (15, 126686079), (27, 70381155), (39, 48725415), (45, 42228693), (65, 29235249), (67, 28362555), (81, 23460385), (117, 16241805), (135, 14076231), (195, 9745083), (201, 9454185), (335, 5672511), (351, 5413935), (405, 4692077), (585, 3248361), (603, 3151395), (871, 2181735), (1005, 1890837), (1053, 1804645), (1755, 1082787), (1809, 1050465), (2613, 727245), (3015, 630279), (4355, 436347), (5265, 360929), (5387, 352755), (5427, 350155), (7839, 242415), (9045, 210093), (13065, 145449), (16161, 117585), (23517, 80805), (26935, 70551), (27135, 70031), (39195, 48483)]