254327190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{652121}}^1$

素因数の和:652144

約数の個数: 32

約数和(自身を含む): 657338976

約数和(自身を除く): 403011786

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 652121, 1304242, 1956363, 3260605, 3912726, 6521210, 8477573, 9781815, 16955146, 19563630, 25432719, 42387865, 50865438, 84775730, 127163595, 254327190]

約数ペア:

[(1, 254327190), (2, 127163595), (3, 84775730), (5, 50865438), (6, 42387865), (10, 25432719), (13, 19563630), (15, 16955146), (26, 9781815), (30, 8477573), (39, 6521210), (65, 3912726), (78, 3260605), (130, 1956363), (195, 1304242), (390, 652121)]