1977885

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:64

約数の個数: 96

約数和(自身を含む): 4596480

約数和(自身を除く): 2618595

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 23, 27, 35, 39, 45, 49, 63, 65, 69, 91, 105, 115, 117, 135, 147, 161, 189, 195, 207, 245, 273, 299, 315, 345, 351, 441, 455, 483, 585, 621, 637, 735, 805, 819, 897, 945, 1035, 1127, 1323, 1365, 1449, 1495, 1755, 1911, 2093, 2205, 2415, 2457, 2691, 3105, 3185, 3381, 4095, 4347, 4485, 5635, 5733, 6279, 6615, 7245, 8073, 9555, 10143, 10465, 12285, 13455, 14651, 16905, 17199, 18837, 21735, 28665, 30429, 31395, 40365, 43953, 50715, 56511, 73255, 85995, 94185, 131859, 152145, 219765, 282555, 395577, 659295, 1977885]

約数ペア:

[(1, 1977885), (3, 659295), (5, 395577), (7, 282555), (9, 219765), (13, 152145), (15, 131859), (21, 94185), (23, 85995), (27, 73255), (35, 56511), (39, 50715), (45, 43953), (49, 40365), (63, 31395), (65, 30429), (69, 28665), (91, 21735), (105, 18837), (115, 17199), (117, 16905), (135, 14651), (147, 13455), (161, 12285), (189, 10465), (195, 10143), (207, 9555), (245, 8073), (273, 7245), (299, 6615), (315, 6279), (345, 5733), (351, 5635), (441, 4485), (455, 4347), (483, 4095), (585, 3381), (621, 3185), (637, 3105), (735, 2691), (805, 2457), (819, 2415), (897, 2205), (945, 2093), (1035, 1911), (1127, 1755), (1323, 1495), (1365, 1449)]