209569856638

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1\times {\mathrm{108991}}^1$

素因数の和:109344

約数の個数: 32

約数和(自身を含む): 326295889920

約数和(自身を除く): 116726033282

約数列:

[1, 2, 41, 82, 131, 179, 262, 358, 5371, 7339, 10742, 14678, 23449, 46898, 108991, 217982, 961409, 1922818, 4468631, 8937262, 14277821, 19509389, 28555642, 39018778, 585390661, 799884949, 1170781322, 1599769898, 2555729959, 5111459918, 104784928319, 209569856638]

約数ペア:

[(1, 209569856638), (2, 104784928319), (41, 5111459918), (82, 2555729959), (131, 1599769898), (179, 1170781322), (262, 799884949), (358, 585390661), (5371, 39018778), (7339, 28555642), (10742, 19509389), (14678, 14277821), (23449, 8937262), (46898, 4468631), (108991, 1922818), (217982, 961409)]