28791756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1873}}^1$

素因数の和:1951

約数の個数: 72

約数和(自身を含む): 84584864

約数和(自身を除く): 55793108

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 61, 63, 84, 122, 126, 183, 244, 252, 366, 427, 549, 732, 854, 1098, 1281, 1708, 1873, 2196, 2562, 3746, 3843, 5124, 5619, 7492, 7686, 11238, 13111, 15372, 16857, 22476, 26222, 33714, 39333, 52444, 67428, 78666, 114253, 117999, 157332, 228506, 235998, 342759, 457012, 471996, 685518, 799771, 1028277, 1371036, 1599542, 2056554, 2399313, 3199084, 4113108, 4798626, 7197939, 9597252, 14395878, 28791756]

約数ペア:

[(1, 28791756), (2, 14395878), (3, 9597252), (4, 7197939), (6, 4798626), (7, 4113108), (9, 3199084), (12, 2399313), (14, 2056554), (18, 1599542), (21, 1371036), (28, 1028277), (36, 799771), (42, 685518), (61, 471996), (63, 457012), (84, 342759), (122, 235998), (126, 228506), (183, 157332), (244, 117999), (252, 114253), (366, 78666), (427, 67428), (549, 52444), (732, 39333), (854, 33714), (1098, 26222), (1281, 22476), (1708, 16857), (1873, 15372), (2196, 13111), (2562, 11238), (3746, 7686), (3843, 7492), (5124, 5619)]