205128715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{219389}}^1$

素因数の和:219422

約数の個数: 16

約数和(自身を含む): 284329440

約数和(自身を除く): 79200725

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 219389, 1096945, 2413279, 3729613, 12066395, 18648065, 41025743, 205128715]

約数ペア:

[(1, 205128715), (5, 41025743), (11, 18648065), (17, 12066395), (55, 3729613), (85, 2413279), (187, 1096945), (935, 219389)]