2861013988

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{9137}}^1$

素因数の和:9412

約数の個数: 48

約数和(自身を含む): 5858262144

約数和(自身を除く): 2997248156

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 211, 212, 371, 422, 742, 844, 1477, 1484, 2954, 5908, 9137, 11183, 18274, 22366, 36548, 44732, 63959, 78281, 127918, 156562, 255836, 313124, 484261, 968522, 1927907, 1937044, 3389827, 3855814, 6779654, 7711628, 13495349, 13559308, 26990698, 53981396, 102179071, 204358142, 408716284, 715253497, 1430506994, 2861013988]

約数ペア:

[(1, 2861013988), (2, 1430506994), (4, 715253497), (7, 408716284), (14, 204358142), (28, 102179071), (53, 53981396), (106, 26990698), (211, 13559308), (212, 13495349), (371, 7711628), (422, 6779654), (742, 3855814), (844, 3389827), (1477, 1937044), (1484, 1927907), (2954, 968522), (5908, 484261), (9137, 313124), (11183, 255836), (18274, 156562), (22366, 127918), (36548, 78281), (44732, 63959)]