1321575554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{136273}}^1$

素因数の和:136661

約数の個数: 16

約数和(自身を含む): 2140591992

約数和(自身を除く): 819016438

約数列:

[1, 2, 13, 26, 373, 746, 4849, 9698, 136273, 272546, 1771549, 3543098, 50829829, 101659658, 660787777, 1321575554]

約数ペア:

[(1, 1321575554), (2, 660787777), (13, 101659658), (26, 50829829), (373, 3543098), (746, 1771549), (4849, 272546), (9698, 136273)]