25381954

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 42666624

約数和(自身を除く): 17284670

約数列:

[1, 2, 13, 26, 43, 73, 86, 146, 311, 559, 622, 949, 1118, 1898, 3139, 4043, 6278, 8086, 13373, 22703, 26746, 40807, 45406, 81614, 173849, 295139, 347698, 590278, 976229, 1952458, 12690977, 25381954]

約数ペア:

[(1, 25381954), (2, 12690977), (13, 1952458), (26, 976229), (43, 590278), (73, 347698), (86, 295139), (146, 173849), (311, 81614), (559, 45406), (622, 40807), (949, 26746), (1118, 22703), (1898, 13373), (3139, 8086), (4043, 6278)]