289458470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{133391}}^1$

素因数の和:133436

約数の個数: 32

約数和(自身を含む): 614670336

約数和(自身を除く): 325211866

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 133391, 266782, 666955, 933737, 1333910, 1867474, 4135121, 4668685, 8270242, 9337370, 20675605, 28945847, 41351210, 57891694, 144729235, 289458470]

約数ペア:

[(1, 289458470), (2, 144729235), (5, 57891694), (7, 41351210), (10, 28945847), (14, 20675605), (31, 9337370), (35, 8270242), (62, 4668685), (70, 4135121), (155, 1867474), (217, 1333910), (310, 933737), (434, 666955), (1085, 266782), (2170, 133391)]