219993648

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{654743}}^1$

素因数の和:654761

約数の個数: 40

約数和(自身を含む): 649506048

約数和(自身を除く): 429512400

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 654743, 1309486, 1964229, 2618972, 3928458, 4583201, 5237944, 7856916, 9166402, 10475888, 13749603, 15713832, 18332804, 27499206, 31427664, 36665608, 54998412, 73331216, 109996824, 219993648]

約数ペア:

[(1, 219993648), (2, 109996824), (3, 73331216), (4, 54998412), (6, 36665608), (7, 31427664), (8, 27499206), (12, 18332804), (14, 15713832), (16, 13749603), (21, 10475888), (24, 9166402), (28, 7856916), (42, 5237944), (48, 4583201), (56, 3928458), (84, 2618972), (112, 1964229), (168, 1309486), (336, 654743)]