890809956

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{188891}}^1$

素因数の和:189032

約数の個数: 36

約数和(自身を含む): 2268970704

約数和(自身を除く): 1378160748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 786, 1179, 1572, 2358, 4716, 188891, 377782, 566673, 755564, 1133346, 1700019, 2266692, 3400038, 6800076, 24744721, 49489442, 74234163, 98978884, 148468326, 222702489, 296936652, 445404978, 890809956]

約数ペア:

[(1, 890809956), (2, 445404978), (3, 296936652), (4, 222702489), (6, 148468326), (9, 98978884), (12, 74234163), (18, 49489442), (36, 24744721), (131, 6800076), (262, 3400038), (393, 2266692), (524, 1700019), (786, 1133346), (1179, 755564), (1572, 566673), (2358, 377782), (4716, 188891)]