172365215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{509}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 232657920

約数和(自身を除く): 60292705

約数列:

[1, 5, 11, 47, 55, 131, 235, 509, 517, 655, 1441, 2545, 2585, 5599, 6157, 7205, 23923, 27995, 30785, 66679, 67727, 119615, 263153, 333395, 338635, 733469, 1315765, 3133913, 3667345, 15669565, 34473043, 172365215]

約数ペア:

[(1, 172365215), (5, 34473043), (11, 15669565), (47, 3667345), (55, 3133913), (131, 1315765), (235, 733469), (509, 338635), (517, 333395), (655, 263153), (1441, 119615), (2545, 67727), (2585, 66679), (5599, 30785), (6157, 27995), (7205, 23923)]