1869021

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 64

約数和(自身を含む): 3686400

約数和(自身を除く): 1817379

約数列:

[1, 3, 7, 9, 11, 21, 27, 29, 31, 33, 63, 77, 87, 93, 99, 189, 203, 217, 231, 261, 279, 297, 319, 341, 609, 651, 693, 783, 837, 899, 957, 1023, 1827, 1953, 2079, 2233, 2387, 2697, 2871, 3069, 5481, 5859, 6293, 6699, 7161, 8091, 8613, 9207, 9889, 18879, 20097, 21483, 24273, 29667, 56637, 60291, 64449, 69223, 89001, 169911, 207669, 267003, 623007, 1869021]

約数ペア:

[(1, 1869021), (3, 623007), (7, 267003), (9, 207669), (11, 169911), (21, 89001), (27, 69223), (29, 64449), (31, 60291), (33, 56637), (63, 29667), (77, 24273), (87, 21483), (93, 20097), (99, 18879), (189, 9889), (203, 9207), (217, 8613), (231, 8091), (261, 7161), (279, 6699), (297, 6293), (319, 5859), (341, 5481), (609, 3069), (651, 2871), (693, 2697), (783, 2387), (837, 2233), (899, 2079), (957, 1953), (1023, 1827)]