131584455

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1709}}^1$

素因数の和:1808

約数の個数: 48

約数和(自身を含む): 240084000

約数和(自身を除く): 108499545

約数列:

[1, 3, 5, 9, 15, 29, 45, 59, 87, 145, 177, 261, 295, 435, 531, 885, 1305, 1709, 1711, 2655, 5127, 5133, 8545, 8555, 15381, 15399, 25635, 25665, 49561, 76905, 76995, 100831, 148683, 247805, 302493, 446049, 504155, 743415, 907479, 1512465, 2230245, 2924099, 4537395, 8772297, 14620495, 26316891, 43861485, 131584455]

約数ペア:

[(1, 131584455), (3, 43861485), (5, 26316891), (9, 14620495), (15, 8772297), (29, 4537395), (45, 2924099), (59, 2230245), (87, 1512465), (145, 907479), (177, 743415), (261, 504155), (295, 446049), (435, 302493), (531, 247805), (885, 148683), (1305, 100831), (1709, 76995), (1711, 76905), (2655, 49561), (5127, 25665), (5133, 25635), (8545, 15399), (8555, 15381)]