123437730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{316507}}^1$

素因数の和:316530

約数の個数: 32

約数和(自身を含む): 319040064

約数和(自身を除く): 195602334

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 316507, 633014, 949521, 1582535, 1899042, 3165070, 4114591, 4747605, 8229182, 9495210, 12343773, 20572955, 24687546, 41145910, 61718865, 123437730]

約数ペア:

[(1, 123437730), (2, 61718865), (3, 41145910), (5, 24687546), (6, 20572955), (10, 12343773), (13, 9495210), (15, 8229182), (26, 4747605), (30, 4114591), (39, 3165070), (65, 1899042), (78, 1582535), (130, 949521), (195, 633014), (390, 316507)]