161244513

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2111}}^1$

素因数の和:2187

約数の個数: 40

約数和(自身を含む): 257596416

約数和(自身を除く): 96351903

約数列:

[1, 3, 9, 23, 27, 41, 69, 81, 123, 207, 369, 621, 943, 1107, 1863, 2111, 2829, 3321, 6333, 8487, 18999, 25461, 48553, 56997, 76383, 86551, 145659, 170991, 259653, 436977, 778959, 1310931, 1990673, 2336877, 3932793, 5972019, 7010631, 17916057, 53748171, 161244513]

約数ペア:

[(1, 161244513), (3, 53748171), (9, 17916057), (23, 7010631), (27, 5972019), (41, 3932793), (69, 2336877), (81, 1990673), (123, 1310931), (207, 778959), (369, 436977), (621, 259653), (943, 170991), (1107, 145659), (1863, 86551), (2111, 76383), (2829, 56997), (3321, 48553), (6333, 25461), (8487, 18999)]