420834708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1669979}}^1$

素因数の和:1669996

約数の個数: 36

約数和(自身を含む): 1215745440

約数和(自身を除く): 794910732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1669979, 3339958, 5009937, 6679916, 10019874, 11689853, 15029811, 20039748, 23379706, 30059622, 35069559, 46759412, 60119244, 70139118, 105208677, 140278236, 210417354, 420834708]

約数ペア:

[(1, 420834708), (2, 210417354), (3, 140278236), (4, 105208677), (6, 70139118), (7, 60119244), (9, 46759412), (12, 35069559), (14, 30059622), (18, 23379706), (21, 20039748), (28, 15029811), (36, 11689853), (42, 10019874), (63, 6679916), (84, 5009937), (126, 3339958), (252, 1669979)]