289763970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{43313}}^1$

素因数の和:43546

約数の個数: 32

約数和(自身を含む): 698568192

約数和(自身を除く): 408804222

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 223, 446, 669, 1115, 1338, 2230, 3345, 6690, 43313, 86626, 129939, 216565, 259878, 433130, 649695, 1299390, 9658799, 19317598, 28976397, 48293995, 57952794, 96587990, 144881985, 289763970]

約数ペア:

[(1, 289763970), (2, 144881985), (3, 96587990), (5, 57952794), (6, 48293995), (10, 28976397), (15, 19317598), (30, 9658799), (223, 1299390), (446, 649695), (669, 433130), (1115, 259878), (1338, 216565), (2230, 129939), (3345, 86626), (6690, 43313)]