27980694

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{937}}^1$

素因数の和:1034

約数の個数: 64

約数和(自身を含む): 72038400

約数和(自身を除く): 44057706

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 79, 126, 158, 189, 237, 378, 474, 553, 711, 937, 1106, 1422, 1659, 1874, 2133, 2811, 3318, 4266, 4977, 5622, 6559, 8433, 9954, 13118, 14931, 16866, 19677, 25299, 29862, 39354, 50598, 59031, 74023, 118062, 148046, 177093, 222069, 354186, 444138, 518161, 666207, 1036322, 1332414, 1554483, 1998621, 3108966, 3997242, 4663449, 9326898, 13990347, 27980694]

約数ペア:

[(1, 27980694), (2, 13990347), (3, 9326898), (6, 4663449), (7, 3997242), (9, 3108966), (14, 1998621), (18, 1554483), (21, 1332414), (27, 1036322), (42, 666207), (54, 518161), (63, 444138), (79, 354186), (126, 222069), (158, 177093), (189, 148046), (237, 118062), (378, 74023), (474, 59031), (553, 50598), (711, 39354), (937, 29862), (1106, 25299), (1422, 19677), (1659, 16866), (1874, 14931), (2133, 13118), (2811, 9954), (3318, 8433), (4266, 6559), (4977, 5622)]