261630603

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 418279680

約数和(自身を除く): 156649077

約数列:

[1, 3, 9, 13, 39, 59, 117, 151, 177, 251, 453, 531, 753, 767, 1359, 1963, 2259, 2301, 3263, 5889, 6903, 8909, 9789, 14809, 17667, 26727, 29367, 37901, 44427, 80181, 113703, 115817, 133281, 192517, 341109, 347451, 492713, 577551, 1042353, 1478139, 1732653, 2236159, 4434417, 6708477, 20125431, 29070067, 87210201, 261630603]

約数ペア:

[(1, 261630603), (3, 87210201), (9, 29070067), (13, 20125431), (39, 6708477), (59, 4434417), (117, 2236159), (151, 1732653), (177, 1478139), (251, 1042353), (453, 577551), (531, 492713), (753, 347451), (767, 341109), (1359, 192517), (1963, 133281), (2259, 115817), (2301, 113703), (3263, 80181), (5889, 44427), (6903, 37901), (8909, 29367), (9789, 26727), (14809, 17667)]