64505745

素因数分解:

$3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{5711}}^1$

素因数の和:5973

約数の個数: 24

約数和(自身を含む): 112275072

約数和(自身を除く): 47769327

約数列:

[1, 3, 5, 9, 15, 45, 251, 753, 1255, 2259, 3765, 5711, 11295, 17133, 28555, 51399, 85665, 256995, 1433461, 4300383, 7167305, 12901149, 21501915, 64505745]

約数ペア:

[(1, 64505745), (3, 21501915), (5, 12901149), (9, 7167305), (15, 4300383), (45, 1433461), (251, 256995), (753, 85665), (1255, 51399), (2259, 28555), (3765, 17133), (5711, 11295)]