128301958

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{859}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 213995520

約数和(自身を除く): 85693562

約数列:

[1, 2, 17, 23, 34, 46, 191, 382, 391, 782, 859, 1718, 3247, 4393, 6494, 8786, 14603, 19757, 29206, 39514, 74681, 149362, 164069, 328138, 335869, 671738, 2789173, 3773587, 5578346, 7547174, 64150979, 128301958]

約数ペア:

[(1, 128301958), (2, 64150979), (17, 7547174), (23, 5578346), (34, 3773587), (46, 2789173), (191, 671738), (382, 335869), (391, 328138), (782, 164069), (859, 149362), (1718, 74681), (3247, 39514), (4393, 29206), (6494, 19757), (8786, 14603)]