188310015

素因数分解:

$3^4\times 5^1\times {\mathrm{464963}}^1$

素因数の和:464980

約数の個数: 20

約数和(自身を含む): 337563864

約数和(自身を除く): 149253849

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 464963, 1394889, 2324815, 4184667, 6974445, 12554001, 20923335, 37662003, 62770005, 188310015]

約数ペア:

[(1, 188310015), (3, 62770005), (5, 37662003), (9, 20923335), (15, 12554001), (27, 6974445), (45, 4184667), (81, 2324815), (135, 1394889), (405, 464963)]