51178428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4723}}^1$

素因数の和:4783

約数の個数: 72

約数和(自身を含む): 151319168

約数和(自身を除く): 100140740

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 3612, 4723, 5418, 9446, 10836, 14169, 18892, 28338, 33061, 42507, 56676, 66122, 85014, 99183, 132244, 170028, 198366, 203089, 297549, 396732, 406178, 595098, 609267, 812356, 1190196, 1218534, 1421623, 1827801, 2437068, 2843246, 3655602, 4264869, 5686492, 7311204, 8529738, 12794607, 17059476, 25589214, 51178428]

約数ペア:

[(1, 51178428), (2, 25589214), (3, 17059476), (4, 12794607), (6, 8529738), (7, 7311204), (9, 5686492), (12, 4264869), (14, 3655602), (18, 2843246), (21, 2437068), (28, 1827801), (36, 1421623), (42, 1218534), (43, 1190196), (63, 812356), (84, 609267), (86, 595098), (126, 406178), (129, 396732), (172, 297549), (252, 203089), (258, 198366), (301, 170028), (387, 132244), (516, 99183), (602, 85014), (774, 66122), (903, 56676), (1204, 42507), (1548, 33061), (1806, 28338), (2709, 18892), (3612, 14169), (4723, 10836), (5418, 9446)]