905949009

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2467}}^1$

素因数の和:2579

約数の個数: 64

約数和(自身を含む): 1611110400

約数和(自身を除く): 705161391

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 67, 87, 189, 201, 203, 261, 469, 603, 609, 783, 1407, 1809, 1827, 1943, 2467, 4221, 5481, 5829, 7401, 12663, 13601, 17269, 17487, 22203, 40803, 51807, 52461, 66609, 71543, 122409, 155421, 165289, 214629, 367227, 466263, 495867, 500801, 643887, 1157023, 1487601, 1502403, 1931661, 3471069, 4462803, 4507209, 4793381, 10413207, 13521627, 14380143, 31239621, 33553667, 43140429, 100661001, 129421287, 301983003, 905949009]

約数ペア:

[(1, 905949009), (3, 301983003), (7, 129421287), (9, 100661001), (21, 43140429), (27, 33553667), (29, 31239621), (63, 14380143), (67, 13521627), (87, 10413207), (189, 4793381), (201, 4507209), (203, 4462803), (261, 3471069), (469, 1931661), (603, 1502403), (609, 1487601), (783, 1157023), (1407, 643887), (1809, 500801), (1827, 495867), (1943, 466263), (2467, 367227), (4221, 214629), (5481, 165289), (5829, 155421), (7401, 122409), (12663, 71543), (13601, 66609), (17269, 52461), (17487, 51807), (22203, 40803)]