278399214

素因数分解:

$2^1\times 3^3\times {\mathrm{1669}}^1\times {\mathrm{3089}}^1$

素因数の和:4769

約数の個数: 32

約数和(自身を含む): 619236000

約数和(自身を除く): 340836786

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1669, 3089, 3338, 5007, 6178, 9267, 10014, 15021, 18534, 27801, 30042, 45063, 55602, 83403, 90126, 166806, 5155541, 10311082, 15466623, 30933246, 46399869, 92799738, 139199607, 278399214]

約数ペア:

[(1, 278399214), (2, 139199607), (3, 92799738), (6, 46399869), (9, 30933246), (18, 15466623), (27, 10311082), (54, 5155541), (1669, 166806), (3089, 90126), (3338, 83403), (5007, 55602), (6178, 45063), (9267, 30042), (10014, 27801), (15021, 18534)]