420847203

素因数分解:

$3^1\times 7^1\times {\mathrm{3659}}^1\times {\mathrm{5477}}^1$

素因数の和:9146

約数の個数: 16

約数和(自身を含む): 641583360

約数和(自身を除く): 220736157

約数列:

[1, 3, 7, 21, 3659, 5477, 10977, 16431, 25613, 38339, 76839, 115017, 20040343, 60121029, 140282401, 420847203]

約数ペア:

[(1, 420847203), (3, 140282401), (7, 60121029), (21, 20040343), (3659, 115017), (5477, 76839), (10977, 38339), (16431, 25613)]