64604988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{256369}}^1$

素因数の和:256386

約数の個数: 36

約数和(自身を含む): 186637360

約数和(自身を除く): 122032372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 256369, 512738, 769107, 1025476, 1538214, 1794583, 2307321, 3076428, 3589166, 4614642, 5383749, 7178332, 9229284, 10767498, 16151247, 21534996, 32302494, 64604988]

約数ペア:

[(1, 64604988), (2, 32302494), (3, 21534996), (4, 16151247), (6, 10767498), (7, 9229284), (9, 7178332), (12, 5383749), (14, 4614642), (18, 3589166), (21, 3076428), (28, 2307321), (36, 1794583), (42, 1538214), (63, 1025476), (84, 769107), (126, 512738), (252, 256369)]