90211209

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{541}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 136531968

約数和(自身を除く): 46320759

約数列:

[1, 3, 11, 31, 33, 93, 163, 341, 489, 541, 1023, 1623, 1793, 5053, 5379, 5951, 15159, 16771, 17853, 50313, 55583, 88183, 166749, 184481, 264549, 553443, 970013, 2733673, 2910039, 8201019, 30070403, 90211209]

約数ペア:

[(1, 90211209), (3, 30070403), (11, 8201019), (31, 2910039), (33, 2733673), (93, 970013), (163, 553443), (341, 264549), (489, 184481), (541, 166749), (1023, 88183), (1623, 55583), (1793, 50313), (5053, 17853), (5379, 16771), (5951, 15159)]