538469998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{727}}^1$

素因数の和:1128

約数の個数: 32

約数和(自身を含む): 892539648

約数和(自身を除く): 354069650

約数列:

[1, 2, 11, 22, 131, 257, 262, 514, 727, 1441, 1454, 2827, 2882, 5654, 7997, 15994, 33667, 67334, 95237, 186839, 190474, 370337, 373678, 740674, 1047607, 2055229, 2095214, 4110458, 24475909, 48951818, 269234999, 538469998]

約数ペア:

[(1, 538469998), (2, 269234999), (11, 48951818), (22, 24475909), (131, 4110458), (257, 2095214), (262, 2055229), (514, 1047607), (727, 740674), (1441, 373678), (1454, 370337), (2827, 190474), (2882, 186839), (5654, 95237), (7997, 67334), (15994, 33667)]