28104597

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{271}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 43868160

約数和(自身を除く): 15763563

約数列:

[1, 3, 9, 23, 27, 69, 167, 207, 271, 501, 621, 813, 1503, 2439, 3841, 4509, 6233, 7317, 11523, 18699, 34569, 45257, 56097, 103707, 135771, 168291, 407313, 1040911, 1221939, 3122733, 9368199, 28104597]

約数ペア:

[(1, 28104597), (3, 9368199), (9, 3122733), (23, 1221939), (27, 1040911), (69, 407313), (167, 168291), (207, 135771), (271, 103707), (501, 56097), (621, 45257), (813, 34569), (1503, 18699), (2439, 11523), (3841, 7317), (4509, 6233)]