220152387

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1307}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 362138112

約数和(自身を除く): 141985725

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 617, 1307, 1851, 3921, 4319, 8021, 9149, 12957, 16991, 24063, 27447, 50973, 56147, 118937, 168441, 356811, 806419, 2419257, 5644933, 10483447, 16934799, 31450341, 73384129, 220152387]

約数ペア:

[(1, 220152387), (3, 73384129), (7, 31450341), (13, 16934799), (21, 10483447), (39, 5644933), (91, 2419257), (273, 806419), (617, 356811), (1307, 168441), (1851, 118937), (3921, 56147), (4319, 50973), (8021, 27447), (9149, 24063), (12957, 16991)]