17851977

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{97}}^1$

素因数の和:151

約数の個数: 54

約数和(自身を含む): 31007886

約数和(自身を除く): 13155909

約数列:

[1, 3, 9, 11, 13, 33, 39, 97, 99, 117, 121, 143, 169, 291, 363, 429, 507, 873, 1067, 1089, 1261, 1287, 1521, 1573, 1859, 3201, 3783, 4719, 5577, 9603, 11349, 11737, 13871, 14157, 16393, 16731, 20449, 35211, 41613, 49179, 61347, 105633, 124839, 147537, 152581, 180323, 184041, 457743, 540969, 1373229, 1622907, 1983553, 5950659, 17851977]

約数ペア:

[(1, 17851977), (3, 5950659), (9, 1983553), (11, 1622907), (13, 1373229), (33, 540969), (39, 457743), (97, 184041), (99, 180323), (117, 152581), (121, 147537), (143, 124839), (169, 105633), (291, 61347), (363, 49179), (429, 41613), (507, 35211), (873, 20449), (1067, 16731), (1089, 16393), (1261, 14157), (1287, 13871), (1521, 11737), (1573, 11349), (1859, 9603), (3201, 5577), (3783, 4719)]