42905265

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3607}}^1$

素因数の和:3689

約数の個数: 32

約数和(自身を含む): 75161856

約数和(自身を除く): 32256591

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 183, 195, 305, 793, 915, 2379, 3607, 3965, 10821, 11895, 18035, 46891, 54105, 140673, 220027, 234455, 660081, 703365, 1100135, 2860351, 3300405, 8581053, 14301755, 42905265]

約数ペア:

[(1, 42905265), (3, 14301755), (5, 8581053), (13, 3300405), (15, 2860351), (39, 1100135), (61, 703365), (65, 660081), (183, 234455), (195, 220027), (305, 140673), (793, 54105), (915, 46891), (2379, 18035), (3607, 11895), (3965, 10821)]