81536868

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{35951}}^1$

素因数の和:35974

約数の個数: 60

約数和(自身を含む): 243610752

約数和(自身を除く): 162073884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 35951, 71902, 107853, 143804, 215706, 251657, 323559, 431412, 503314, 647118, 754971, 970677, 1006628, 1294236, 1509942, 1941354, 2264913, 2912031, 3019884, 3882708, 4529826, 5824062, 6794739, 9059652, 11648124, 13589478, 20384217, 27178956, 40768434, 81536868]

約数ペア:

[(1, 81536868), (2, 40768434), (3, 27178956), (4, 20384217), (6, 13589478), (7, 11648124), (9, 9059652), (12, 6794739), (14, 5824062), (18, 4529826), (21, 3882708), (27, 3019884), (28, 2912031), (36, 2264913), (42, 1941354), (54, 1509942), (63, 1294236), (81, 1006628), (84, 970677), (108, 754971), (126, 647118), (162, 503314), (189, 431412), (252, 323559), (324, 251657), (378, 215706), (567, 143804), (756, 107853), (1134, 71902), (2268, 35951)]