289837730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{318503}}^1$

素因数の和:318530

約数の個数: 32

約数和(自身を含む): 642104064

約数和(自身を除く): 352266334

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 318503, 637006, 1592515, 2229521, 3185030, 4140539, 4459042, 8281078, 11147605, 20702695, 22295210, 28983773, 41405390, 57967546, 144918865, 289837730]

約数ペア:

[(1, 289837730), (2, 144918865), (5, 57967546), (7, 41405390), (10, 28983773), (13, 22295210), (14, 20702695), (26, 11147605), (35, 8281078), (65, 4459042), (70, 4140539), (91, 3185030), (130, 2229521), (182, 1592515), (455, 637006), (910, 318503)]