18219810825

素因数分解:

$3^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{601}}^1\times {\mathrm{2011}}^1$

素因数の和:2695

約数の個数: 72

約数和(自身を含む): 33192382496

約数和(自身を除く): 14972571671

約数列:

[1, 3, 5, 9, 15, 25, 45, 67, 75, 201, 225, 335, 601, 603, 1005, 1675, 1803, 2011, 3005, 3015, 5025, 5409, 6033, 9015, 10055, 15025, 15075, 18099, 27045, 30165, 40267, 45075, 50275, 90495, 120801, 134737, 135225, 150825, 201335, 362403, 404211, 452475, 604005, 673685, 1006675, 1208611, 1212633, 1812015, 2021055, 3020025, 3368425, 3625833, 6043055, 6063165, 9060075, 10105275, 10877499, 18129165, 30215275, 30315825, 54387495, 80976937, 90645825, 242930811, 271937475, 404884685, 728792433, 1214654055, 2024423425, 3643962165, 6073270275, 18219810825]

約数ペア:

[(1, 18219810825), (3, 6073270275), (5, 3643962165), (9, 2024423425), (15, 1214654055), (25, 728792433), (45, 404884685), (67, 271937475), (75, 242930811), (201, 90645825), (225, 80976937), (335, 54387495), (601, 30315825), (603, 30215275), (1005, 18129165), (1675, 10877499), (1803, 10105275), (2011, 9060075), (3005, 6063165), (3015, 6043055), (5025, 3625833), (5409, 3368425), (6033, 3020025), (9015, 2021055), (10055, 1812015), (15025, 1212633), (15075, 1208611), (18099, 1006675), (27045, 673685), (30165, 604005), (40267, 452475), (45075, 404211), (50275, 362403), (90495, 201335), (120801, 150825), (134737, 135225)]