257424154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1\times {\mathrm{587}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 423190656

約数和(自身を除く): 165766502

約数列:

[1, 2, 13, 26, 101, 167, 202, 334, 587, 1174, 1313, 2171, 2626, 4342, 7631, 15262, 16867, 33734, 59287, 98029, 118574, 196058, 219271, 438542, 770731, 1274377, 1541462, 2548754, 9900929, 19801858, 128712077, 257424154]

約数ペア:

[(1, 257424154), (2, 128712077), (13, 19801858), (26, 9900929), (101, 2548754), (167, 1541462), (202, 1274377), (334, 770731), (587, 438542), (1174, 219271), (1313, 196058), (2171, 118574), (2626, 98029), (4342, 59287), (7631, 33734), (15262, 16867)]