221519605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{13229}}^1$

素因数の和:13448

約数の個数: 16

約数和(自身を含む): 282910320

約数和(自身を除く): 61390715

約数列:

[1, 5, 17, 85, 197, 985, 3349, 13229, 16745, 66145, 224893, 1124465, 2606113, 13030565, 44303921, 221519605]

約数ペア:

[(1, 221519605), (5, 44303921), (17, 13030565), (85, 2606113), (197, 1124465), (985, 224893), (3349, 66145), (13229, 16745)]