201718917

素因数分解:

$3^5\times {\mathrm{101}}^1\times {\mathrm{8219}}^1$

素因数の和:8335

約数の個数: 24

約数和(自身を含む): 305192160

約数和(自身を除く): 103473243

約数列:

[1, 3, 9, 27, 81, 101, 243, 303, 909, 2727, 8181, 8219, 24543, 24657, 73971, 221913, 665739, 830119, 1997217, 2490357, 7471071, 22413213, 67239639, 201718917]

約数ペア:

[(1, 201718917), (3, 67239639), (9, 22413213), (27, 7471071), (81, 2490357), (101, 1997217), (243, 830119), (303, 665739), (909, 221913), (2727, 73971), (8181, 24657), (8219, 24543)]