220161648

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{655243}}^1$

素因数の和:655261

約数の個数: 40

約数和(自身を含む): 650002048

約数和(自身を除く): 429840400

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 655243, 1310486, 1965729, 2620972, 3931458, 4586701, 5241944, 7862916, 9173402, 10483888, 13760103, 15725832, 18346804, 27520206, 31451664, 36693608, 55040412, 73387216, 110080824, 220161648]

約数ペア:

[(1, 220161648), (2, 110080824), (3, 73387216), (4, 55040412), (6, 36693608), (7, 31451664), (8, 27520206), (12, 18346804), (14, 15725832), (16, 13760103), (21, 10483888), (24, 9173402), (28, 7862916), (42, 5241944), (48, 4586701), (56, 3931458), (84, 2620972), (112, 1965729), (168, 1310486), (336, 655243)]