256816942

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 409618944

約数和(自身を除く): 152802002

約数列:

[1, 2, 23, 46, 101, 167, 202, 331, 334, 662, 2323, 3841, 4646, 7613, 7682, 15226, 16867, 33431, 33734, 55277, 66862, 110554, 387941, 768913, 775882, 1271371, 1537826, 2542742, 5582977, 11165954, 128408471, 256816942]

約数ペア:

[(1, 256816942), (2, 128408471), (23, 11165954), (46, 5582977), (101, 2542742), (167, 1537826), (202, 1271371), (331, 775882), (334, 768913), (662, 387941), (2323, 110554), (3841, 66862), (4646, 55277), (7613, 33734), (7682, 33431), (15226, 16867)]