16765965

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 30820608

約数和(自身を除く): 14054643

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 97, 115, 167, 207, 291, 345, 485, 501, 835, 873, 1035, 1455, 1503, 2231, 2505, 3841, 4365, 6693, 7515, 11155, 11523, 16199, 19205, 20079, 33465, 34569, 48597, 57615, 80995, 100395, 145791, 172845, 242985, 372577, 728955, 1117731, 1862885, 3353193, 5588655, 16765965]

約数ペア:

[(1, 16765965), (3, 5588655), (5, 3353193), (9, 1862885), (15, 1117731), (23, 728955), (45, 372577), (69, 242985), (97, 172845), (115, 145791), (167, 100395), (207, 80995), (291, 57615), (345, 48597), (485, 34569), (501, 33465), (835, 20079), (873, 19205), (1035, 16199), (1455, 11523), (1503, 11155), (2231, 7515), (2505, 6693), (3841, 4365)]