199940355

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{439}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 360360000

約数和(自身を除く): 160419645

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 349, 435, 439, 1047, 1305, 1317, 1745, 2195, 3141, 3951, 5235, 6585, 10121, 12731, 15705, 19755, 30363, 38193, 50605, 63655, 91089, 114579, 151815, 153211, 190965, 455445, 459633, 572895, 766055, 1378899, 2298165, 4443119, 6894495, 13329357, 22215595, 39988071, 66646785, 199940355]

約数ペア:

[(1, 199940355), (3, 66646785), (5, 39988071), (9, 22215595), (15, 13329357), (29, 6894495), (45, 4443119), (87, 2298165), (145, 1378899), (261, 766055), (349, 572895), (435, 459633), (439, 455445), (1047, 190965), (1305, 153211), (1317, 151815), (1745, 114579), (2195, 91089), (3141, 63655), (3951, 50605), (5235, 38193), (6585, 30363), (10121, 19755), (12731, 15705)]