128973852

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{511801}}^1$

素因数の和:511818

約数の個数: 36

約数和(自身を含む): 372591856

約数和(自身を除く): 243618004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 511801, 1023602, 1535403, 2047204, 3070806, 3582607, 4606209, 6141612, 7165214, 9212418, 10747821, 14330428, 18424836, 21495642, 32243463, 42991284, 64486926, 128973852]

約数ペア:

[(1, 128973852), (2, 64486926), (3, 42991284), (4, 32243463), (6, 21495642), (7, 18424836), (9, 14330428), (12, 10747821), (14, 9212418), (18, 7165214), (21, 6141612), (28, 4606209), (36, 3582607), (42, 3070806), (63, 2047204), (84, 1535403), (126, 1023602), (252, 511801)]