123895148

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 239880480

約数和(自身を除く): 115985332

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 139, 244, 278, 281, 556, 562, 793, 1124, 1586, 1807, 3172, 3614, 3653, 7228, 7306, 8479, 14612, 16958, 17141, 33916, 34282, 39059, 68564, 78118, 110227, 156236, 220454, 222833, 440908, 445666, 507767, 891332, 1015534, 2031068, 2382599, 4765198, 9530396, 30973787, 61947574, 123895148]

約数ペア:

[(1, 123895148), (2, 61947574), (4, 30973787), (13, 9530396), (26, 4765198), (52, 2382599), (61, 2031068), (122, 1015534), (139, 891332), (244, 507767), (278, 445666), (281, 440908), (556, 222833), (562, 220454), (793, 156236), (1124, 110227), (1586, 78118), (1807, 68564), (3172, 39059), (3614, 34282), (3653, 33916), (7228, 17141), (7306, 16958), (8479, 14612)]