689808

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{2053}}^1$

素因数の和:2071

約数の個数: 40

約数和(自身を含む): 2037568

約数和(自身を除く): 1347760

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 2053, 4106, 6159, 8212, 12318, 14371, 16424, 24636, 28742, 32848, 43113, 49272, 57484, 86226, 98544, 114968, 172452, 229936, 344904, 689808]

約数ペア:

[(1, 689808), (2, 344904), (3, 229936), (4, 172452), (6, 114968), (7, 98544), (8, 86226), (12, 57484), (14, 49272), (16, 43113), (21, 32848), (24, 28742), (28, 24636), (42, 16424), (48, 14371), (56, 12318), (84, 8212), (112, 6159), (168, 4106), (336, 2053)]