28909206

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{69829}}^1$

素因数の和:69860

約数の個数: 24

約数和(自身を含む): 65360880

約数和(自身を除く): 36451674

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 69829, 139658, 209487, 418974, 628461, 1256922, 1606067, 3212134, 4818201, 9636402, 14454603, 28909206]

約数ペア:

[(1, 28909206), (2, 14454603), (3, 9636402), (6, 4818201), (9, 3212134), (18, 1606067), (23, 1256922), (46, 628461), (69, 418974), (138, 209487), (207, 139658), (414, 69829)]