12556473

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 18585600

約数和(自身を除く): 6029127

約数列:

[1, 3, 19, 43, 47, 57, 109, 129, 141, 327, 817, 893, 2021, 2071, 2451, 2679, 4687, 5123, 6063, 6213, 14061, 15369, 38399, 89053, 97337, 115197, 220289, 267159, 292011, 660867, 4185491, 12556473]

約数ペア:

[(1, 12556473), (3, 4185491), (19, 660867), (43, 292011), (47, 267159), (57, 220289), (109, 115197), (129, 97337), (141, 89053), (327, 38399), (817, 15369), (893, 14061), (2021, 6213), (2071, 6063), (2451, 5123), (2679, 4687)]