16312005

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 29628144

約数和(自身を除く): 13316139

約数列:

[1, 3, 5, 9, 15, 37, 45, 97, 101, 111, 185, 291, 303, 333, 485, 505, 555, 873, 909, 1455, 1515, 1665, 3589, 3737, 4365, 4545, 9797, 10767, 11211, 17945, 18685, 29391, 32301, 33633, 48985, 53835, 56055, 88173, 146955, 161505, 168165, 362489, 440865, 1087467, 1812445, 3262401, 5437335, 16312005]

約数ペア:

[(1, 16312005), (3, 5437335), (5, 3262401), (9, 1812445), (15, 1087467), (37, 440865), (45, 362489), (97, 168165), (101, 161505), (111, 146955), (185, 88173), (291, 56055), (303, 53835), (333, 48985), (485, 33633), (505, 32301), (555, 29391), (873, 18685), (909, 17945), (1455, 11211), (1515, 10767), (1665, 9797), (3589, 4545), (3737, 4365)]