221465646

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{1741}}^1$

素因数の和:1977

約数の個数: 48

約数和(自身を含む): 495675648

約数和(自身を除く): 274210002

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 191, 222, 333, 382, 573, 666, 1146, 1719, 1741, 3438, 3482, 5223, 7067, 10446, 14134, 15669, 21201, 31338, 42402, 63603, 64417, 127206, 128834, 193251, 332531, 386502, 579753, 665062, 997593, 1159506, 1995186, 2992779, 5985558, 12303647, 24607294, 36910941, 73821882, 110732823, 221465646]

約数ペア:

[(1, 221465646), (2, 110732823), (3, 73821882), (6, 36910941), (9, 24607294), (18, 12303647), (37, 5985558), (74, 2992779), (111, 1995186), (191, 1159506), (222, 997593), (333, 665062), (382, 579753), (573, 386502), (666, 332531), (1146, 193251), (1719, 128834), (1741, 127206), (3438, 64417), (3482, 63603), (5223, 42402), (7067, 31338), (10446, 21201), (14134, 15669)]