215447568

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{641213}}^1$

素因数の和:641231

約数の個数: 40

約数和(自身を含む): 636084288

約数和(自身を除く): 420636720

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 641213, 1282426, 1923639, 2564852, 3847278, 4488491, 5129704, 7694556, 8976982, 10259408, 13465473, 15389112, 17953964, 26930946, 30778224, 35907928, 53861892, 71815856, 107723784, 215447568]

約数ペア:

[(1, 215447568), (2, 107723784), (3, 71815856), (4, 53861892), (6, 35907928), (7, 30778224), (8, 26930946), (12, 17953964), (14, 15389112), (16, 13465473), (21, 10259408), (24, 8976982), (28, 7694556), (42, 5129704), (48, 4488491), (56, 3847278), (84, 2564852), (112, 1923639), (168, 1282426), (336, 641213)]