1278298

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:198

約数の個数: 32

約数和(自身を含む): 2395008

約数和(自身を除く): 1116710

約数列:

[1, 2, 7, 14, 17, 34, 41, 82, 119, 131, 238, 262, 287, 574, 697, 917, 1394, 1834, 2227, 4454, 4879, 5371, 9758, 10742, 15589, 31178, 37597, 75194, 91307, 182614, 639149, 1278298]

約数ペア:

[(1, 1278298), (2, 639149), (7, 182614), (14, 91307), (17, 75194), (34, 37597), (41, 31178), (82, 15589), (119, 10742), (131, 9758), (238, 5371), (262, 4879), (287, 4454), (574, 2227), (697, 1834), (917, 1394)]