78318198

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{207191}}^1$

素因数の和:207209

約数の個数: 32

約数和(自身を含む): 198904320

約数和(自身を除く): 120586122

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 207191, 414382, 621573, 1243146, 1450337, 1864719, 2900674, 3729438, 4351011, 5594157, 8702022, 11188314, 13053033, 26106066, 39159099, 78318198]

約数ペア:

[(1, 78318198), (2, 39159099), (3, 26106066), (6, 13053033), (7, 11188314), (9, 8702022), (14, 5594157), (18, 4351011), (21, 3729438), (27, 2900674), (42, 1864719), (54, 1450337), (63, 1243146), (126, 621573), (189, 414382), (378, 207191)]