311912276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{919}}^1$

素因数の和:1104

約数の個数: 48

約数和(自身を含む): 603711360

約数和(自身を除く): 291799084

約数列:

[1, 2, 4, 13, 26, 52, 61, 107, 122, 214, 244, 428, 793, 919, 1391, 1586, 1838, 2782, 3172, 3676, 5564, 6527, 11947, 13054, 23894, 26108, 47788, 56059, 84851, 98333, 112118, 169702, 196666, 224236, 339404, 393332, 728767, 1278329, 1457534, 2556658, 2915068, 5113316, 5998313, 11996626, 23993252, 77978069, 155956138, 311912276]

約数ペア:

[(1, 311912276), (2, 155956138), (4, 77978069), (13, 23993252), (26, 11996626), (52, 5998313), (61, 5113316), (107, 2915068), (122, 2556658), (214, 1457534), (244, 1278329), (428, 728767), (793, 393332), (919, 339404), (1391, 224236), (1586, 196666), (1838, 169702), (2782, 112118), (3172, 98333), (3676, 84851), (5564, 56059), (6527, 47788), (11947, 26108), (13054, 23894)]