220123605

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{3677}}^1$

素因数の和:4005

約数の個数: 32

約数和(自身を含む): 380628864

約数和(自身を除く): 160505259

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 307, 921, 1535, 3677, 3991, 4605, 11031, 11973, 18385, 19955, 47801, 55155, 59865, 143403, 239005, 717015, 1128839, 3386517, 5644195, 14674907, 16932585, 44024721, 73374535, 220123605]

約数ペア:

[(1, 220123605), (3, 73374535), (5, 44024721), (13, 16932585), (15, 14674907), (39, 5644195), (65, 3386517), (195, 1128839), (307, 717015), (921, 239005), (1535, 143403), (3677, 59865), (3991, 55155), (4605, 47801), (11031, 19955), (11973, 18385)]