319877545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{21121}}^1$

素因数の和:21372

約数の個数: 16

約数和(自身を含む): 415174032

約数和(自身を除く): 95296487

約数列:

[1, 5, 13, 65, 233, 1165, 3029, 15145, 21121, 105605, 274573, 1372865, 4921193, 24605965, 63975509, 319877545]

約数ペア:

[(1, 319877545), (5, 63975509), (13, 24605965), (65, 4921193), (233, 1372865), (1165, 274573), (3029, 105605), (15145, 21121)]