217898235

素因数分解:

$3^3\times 5^1\times {\mathrm{859}}^1\times {\mathrm{1879}}^1$

素因数の和:2752

約数の個数: 32

約数和(自身を含む): 388032000

約数和(自身を除く): 170133765

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 859, 1879, 2577, 4295, 5637, 7731, 9395, 12885, 16911, 23193, 28185, 38655, 50733, 84555, 115965, 253665, 1614061, 4842183, 8070305, 14526549, 24210915, 43579647, 72632745, 217898235]

約数ペア:

[(1, 217898235), (3, 72632745), (5, 43579647), (9, 24210915), (15, 14526549), (27, 8070305), (45, 4842183), (135, 1614061), (859, 253665), (1879, 115965), (2577, 84555), (4295, 50733), (5637, 38655), (7731, 28185), (9395, 23193), (12885, 16911)]