201209911

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{67}}^1\times {\mathrm{811}}^1$

素因数の和:931

約数の個数: 24

約数和(自身を含む): 244275584

約数和(自身を除く): 43065673

約数列:

[1, 7, 23, 67, 161, 469, 529, 811, 1541, 3703, 5677, 10787, 18653, 35443, 54337, 130571, 248101, 380359, 429019, 1249751, 3003133, 8748257, 28744273, 201209911]

約数ペア:

[(1, 201209911), (7, 28744273), (23, 8748257), (67, 3003133), (161, 1249751), (469, 429019), (529, 380359), (811, 248101), (1541, 130571), (3703, 54337), (5677, 35443), (10787, 18653)]