153978975

素因数分解:

$3^4\times 5^2\times {\mathrm{76039}}^1$

素因数の和:76061

約数の個数: 30

約数和(自身を含む): 285226040

約数和(自身を除く): 131247065

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 76039, 228117, 380195, 684351, 1140585, 1900975, 2053053, 3421755, 5702925, 6159159, 10265265, 17108775, 30795795, 51326325, 153978975]

約数ペア:

[(1, 153978975), (3, 51326325), (5, 30795795), (9, 17108775), (15, 10265265), (25, 6159159), (27, 5702925), (45, 3421755), (75, 2053053), (81, 1900975), (135, 1140585), (225, 684351), (405, 380195), (675, 228117), (2025, 76039)]