201804975

素因数分解:

$3^2\times 5^2\times {\mathrm{431}}^1\times {\mathrm{2081}}^1$

素因数の和:2528

約数の個数: 36

約数和(自身を含む): 362467872

約数和(自身を除く): 160662897

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 431, 1293, 2081, 2155, 3879, 6243, 6465, 10405, 10775, 18729, 19395, 31215, 32325, 52025, 93645, 96975, 156075, 468225, 896911, 2690733, 4484555, 8072199, 13453665, 22422775, 40360995, 67268325, 201804975]

約数ペア:

[(1, 201804975), (3, 67268325), (5, 40360995), (9, 22422775), (15, 13453665), (25, 8072199), (45, 4484555), (75, 2690733), (225, 896911), (431, 468225), (1293, 156075), (2081, 96975), (2155, 93645), (3879, 52025), (6243, 32325), (6465, 31215), (10405, 19395), (10775, 18729)]