31172844

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2909}}^1$

素因数の和:2982

約数の個数: 48

約数和(自身を含む): 78220800

約数和(自身を除く): 47047956

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 47, 57, 76, 94, 114, 141, 188, 228, 282, 564, 893, 1786, 2679, 2909, 3572, 5358, 5818, 8727, 10716, 11636, 17454, 34908, 55271, 110542, 136723, 165813, 221084, 273446, 331626, 410169, 546892, 663252, 820338, 1640676, 2597737, 5195474, 7793211, 10390948, 15586422, 31172844]

約数ペア:

[(1, 31172844), (2, 15586422), (3, 10390948), (4, 7793211), (6, 5195474), (12, 2597737), (19, 1640676), (38, 820338), (47, 663252), (57, 546892), (76, 410169), (94, 331626), (114, 273446), (141, 221084), (188, 165813), (228, 136723), (282, 110542), (564, 55271), (893, 34908), (1786, 17454), (2679, 11636), (2909, 10716), (3572, 8727), (5358, 5818)]