420329

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:200

約数の個数: 16

約数和(自身を含む): 537600

約数和(自身を除く): 117271

約数列:

[1, 7, 13, 31, 91, 149, 217, 403, 1043, 1937, 2821, 4619, 13559, 32333, 60047, 420329]

約数ペア:

[(1, 420329), (7, 60047), (13, 32333), (31, 13559), (91, 4619), (149, 2821), (217, 1937), (403, 1043)]