128933208

素因数分解:

$2^3\times 3^4\times {\mathrm{198971}}^1$

素因数の和:198989

約数の個数: 40

約数和(自身を含む): 361134180

約数和(自身を除く): 232200972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 198971, 397942, 596913, 795884, 1193826, 1591768, 1790739, 2387652, 3581478, 4775304, 5372217, 7162956, 10744434, 14325912, 16116651, 21488868, 32233302, 42977736, 64466604, 128933208]

約数ペア:

[(1, 128933208), (2, 64466604), (3, 42977736), (4, 32233302), (6, 21488868), (8, 16116651), (9, 14325912), (12, 10744434), (18, 7162956), (24, 5372217), (27, 4775304), (36, 3581478), (54, 2387652), (72, 1790739), (81, 1591768), (108, 1193826), (162, 795884), (216, 596913), (324, 397942), (648, 198971)]